Area Code 240
MD - 804 exchanges found
About Area Code 240
This page displays all phone exchanges (NXX codes) associated with area code 240. Click on any 6-digit prefix to see detailed information about phone numbers in that range.
240
Phone Exchanges (NXX)
| Prefix | Exchange (NXX) | Rate Center | Carrier | Action |
|---|---|---|---|---|
| 240-200 | 200 | WSHNGTNZN2 | Unknown | |
| 240-201 | 201 | RIDGE | Unknown | |
| 240-202 | 202 | HIGHFIELD | 876D-ONVOY, LLC - MD | |
| 240-202 | 202 | HIGHFIELD | Unknown | |
| 240-203 | 203 | HAGERSTOWN | Unknown | |
| 240-204 | 204 | WSHNGTNZN2 | Unknown | |
| 240-205 | 205 | WSNGTNZN10 | Unknown | |
| 240-206 | 206 | WSNG236Z14 | Unknown | |
| 240-207 | 207 | DAMASCS236 | Unknown | |
| 240-208 | 208 | LA PLATA | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-208 | 208 | LA PLATA | Unknown | |
| 240-209 | 209 | INDIANHEAD | Unknown | |
| 240-210 | 210 | WALDORF | Unknown | |
| 240-213 | 213 | WALDORF | Unknown | |
| 240-215 | 215 | FREDERICK | Unknown | |
| 240-216 | 216 | WALDORF | Unknown | |
| 240-217 | 217 | HAGERSTOWN | Unknown | |
| 240-218 | 218 | NANJEMOY | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-218 | 218 | NANJEMOY | Unknown | |
| 240-219 | 219 | RIDGE | Unknown | |
| 240-220 | 220 | POOLESVL | Unknown | |
| 240-221 | 221 | WSNGTNZN11 | Unknown | |
| 240-222 | 222 | WALDORF | Unknown | |
| 240-223 | 223 | WSHNGTNZN2 | Unknown | |
| 240-224 | 224 | GAITHERSBG | Unknown | |
| 240-226 | 226 | OAKLAND | Unknown | |
| 240-227 | 227 | MYERSVILLE | Unknown | |
| 240-228 | 228 | WSNG236Z13 | Unknown | |
| 240-229 | 229 | WALDORF | Unknown | |
| 240-230 | 230 | HUGHESVL | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-230 | 230 | HUGHESVL | Unknown | |
| 240-232 | 232 | WSNG236Z14 | Unknown | |
| 240-233 | 233 | TOMPKINSVL | Unknown | |
| 240-234 | 234 | WSHNGTNZN2 | Unknown | |
| 240-236 | 236 | FREDERICK | Unknown | |
| 240-237 | 237 | LXTNPKGRML | Unknown | |
| 240-240 | 240 | DAMASCS240 | Unknown | |
| 240-241 | 241 | WSNG236Z13 | Unknown | |
| 240-242 | 242 | WSNGTNZN11 | Unknown | |
| 240-243 | 243 | GAITHERSBG | Unknown | |
| 240-244 | 244 | WSNGTNZN16 | Unknown | |
| 240-245 | 245 | WSNG236Z14 | Unknown | |
| 240-246 | 246 | GAITHERSBG | Unknown | |
| 240-247 | 247 | WSHNGTNZN3 | Unknown | |
| 240-248 | 248 | RIDGE | Unknown | |
| 240-249 | 249 | MECHANCSVL | Unknown | |
| 240-250 | 250 | BRANDYWINE | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-250 | 250 | BRANDYWINE | Unknown | |
| 240-252 | 252 | GAITHERSBG | Unknown | |
| 240-253 | 253 | WSHNGTNZN6 | 071F-BANDWIDTH.COM CLEC, LLC - MD | |
| 240-253 | 253 | WSHNGTNZN6 | Unknown | |
| 240-254 | 254 | HUGHESVL | 7529-TELEPORT COMMUNICATIONS AMERICA, LLC - DC | |
| 240-254 | 254 | HUGHESVL | Unknown | |
| 240-255 | 255 | POOLESVL | Unknown | |
| 240-256 | 256 | LEONARDTN | 7529-TELEPORT COMMUNICATIONS AMERICA, LLC - DC | |
| 240-256 | 256 | LEONARDTN | Unknown | |
| 240-257 | 257 | NANJEMOY | Unknown | |
| 240-258 | 258 | RIDGE | Unknown | |
| 240-259 | 259 | HUGHESVL | Unknown | |
| 240-260 | 260 | WSNG236Z14 | Unknown | |
| 240-261 | 261 | GAITHERSBG | Unknown | |
| 240-262 | 262 | LXTNPKGRML | 318J-COMCAST IP PHONE, LLC | |
| 240-262 | 262 | LXTNPKGRML | Unknown | |
| 240-263 | 263 | WSHNGTNZN2 | Unknown | |
| 240-264 | 264 | LAUREL236 | Unknown | |
| 240-265 | 265 | WSHNGTNZN2 | Unknown | |
| 240-266 | 266 | WSNG236Z14 | Unknown | |
| 240-267 | 267 | HAGERSTOWN | Unknown | |
| 240-268 | 268 | WSNGTNZN10 | Unknown | |
| 240-269 | 269 | WSNGTNZN16 | Unknown | |
| 240-270 | 270 | WALDORF | Unknown | |
| 240-272 | 272 | WSHNGTNZN2 | Unknown | |
| 240-273 | 273 | WSHNGTNZN6 | Unknown | |
| 240-276 | 276 | WSNGTNZN10 | Unknown | |
| 240-277 | 277 | WSHNGTNZN2 | Unknown | |
| 240-278 | 278 | LAUREL236 | Unknown | |
| 240-280 | 280 | LAUREL236 | Unknown | |
| 240-281 | 281 | WSHNGTNZN2 | Unknown | |
| 240-282 | 282 | MECHANCSVL | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-282 | 282 | MECHANCSVL | Unknown | |
| 240-283 | 283 | WSNGTNZN11 | Unknown | |
| 240-284 | 284 | FROSTBURG | Unknown | |
| 240-285 | 285 | FREDERICK | Unknown | |
| 240-286 | 286 | WSHNGTNZN2 | Unknown | |
| 240-288 | 288 | THURMONT | Unknown | |
| 240-289 | 289 | WSHNGTNZN6 | Unknown | |
| 240-290 | 290 | WSNGTNZN11 | Unknown | |
| 240-291 | 291 | HAGERSTOWN | Unknown | |
| 240-292 | 292 | WSNGTNZN11 | Unknown | |
| 240-293 | 293 | WSNGTNZN12 | Unknown | |
| 240-294 | 294 | LAUREL236 | Unknown | |
| 240-295 | 295 | LAUREL236 | Unknown | |
| 240-296 | 296 | WSHNGTNZN4 | Unknown | |
| 240-297 | 297 | WSNG236Z13 | Unknown | |
| 240-299 | 299 | WALDORF | Unknown | |
| 240-300 | 300 | WALDORF | Unknown | |
| 240-301 | 301 | CLEAR SPG | 876D-ONVOY, LLC - MD | |
| 240-301 | 301 | CLEAR SPG | Unknown | |
| 240-302 | 302 | LAUREL236 | Unknown | |
| 240-303 | 303 | WSNGTNZN16 | Unknown | |
| 240-304 | 304 | WSHNGTNZN5 | Unknown | |
| 240-305 | 305 | WSHNGTNZN3 | Unknown | |
| 240-306 | 306 | GAITHERSBG | Unknown | |
| 240-307 | 307 | EMMITSBURG | 071F-BANDWIDTH.COM CLEC, LLC - MD | |
| 240-307 | 307 | EMMITSBURG | Unknown | |
| 240-308 | 308 | DAMASCS236 | Unknown | |
| 240-309 | 309 | LEONARDTN | Unknown | |
| 240-310 | 310 | HAGERSTOWN | Unknown | |
| 240-312 | 312 | WSHNGTNZN5 | Unknown | |
| 240-313 | 313 | HAGERSTOWN | Unknown | |
| 240-314 | 314 | WSNGTNZN10 | Unknown | |
| 240-315 | 315 | FREDERICK | Unknown | |
| 240-316 | 316 | WSHNGTNZN2 | Unknown | |
| 240-317 | 317 | LXTNPKGRML | 8832-STARPOWER COMMUNICATIONS, LLC - MD | |
| 240-317 | 317 | LXTNPKGRML | Unknown | |
| 240-318 | 318 | WSNGTNZN16 | Unknown | |
| 240-319 | 319 | LAUREL238 | Unknown | |
| 240-320 | 320 | WALDORF | Unknown | |
| 240-321 | 321 | OAKLAND | Unknown | |
| 240-324 | 324 | ASHTON238 | Unknown | |
| 240-326 | 326 | WSNG236Z15 | Unknown | |
| 240-328 | 328 | WSNGTNZN10 | Unknown | |
| 240-329 | 329 | HAGERSTOWN | Unknown | |
| 240-330 | 330 | WSHNGTNZN2 | Unknown | |
| 240-331 | 331 | WSHNGTNZN3 | Unknown | |
| 240-332 | 332 | TOMPKINSVL | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-332 | 332 | TOMPKINSVL | Unknown | |
| 240-334 | 334 | WSNG236Z14 | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-334 | 334 | WSNG236Z14 | Unknown | |
| 240-335 | 335 | WSNG236Z14 | Unknown | |
| 240-337 | 337 | WSHNGTNZN5 | Unknown | |
| 240-338 | 338 | WSHNGTNZN3 | Unknown | |
| 240-339 | 339 | WSNG236Z15 | Unknown | |
| 240-340 | 340 | WSHNGTNZN2 | Unknown | |
| 240-341 | 341 | BUCKEYSTN | Unknown | |
| 240-342 | 342 | ASHTON236 | Unknown | |
| 240-343 | 343 | HANCOCK | Unknown | |
| 240-344 | 344 | FREDERICK | Unknown | |
| 240-345 | 345 | ASHTON238 | Unknown | |
| 240-346 | 346 | WALDORF | Unknown | |
| 240-347 | 347 | HAGERSTOWN | Unknown | |
| 240-348 | 348 | WSNGTNZN16 | Unknown | |
| 240-349 | 349 | LA PLATA | 876D-ONVOY, LLC - MD | |
| 240-349 | 349 | LA PLATA | Unknown | |
| 240-350 | 350 | WSHNGTNZN3 | Unknown | |
| 240-351 | 351 | WSHNGTNZN3 | Unknown | |
| 240-352 | 352 | LA PLATA | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-352 | 352 | LA PLATA | Unknown | |
| 240-353 | 353 | WSHNGTNZN3 | Unknown | |
| 240-354 | 354 | WSHNGTNZN3 | Unknown | |
| 240-355 | 355 | WSHNGTNZN3 | Unknown | |
| 240-356 | 356 | MYERSVILLE | Unknown | |
| 240-357 | 357 | FREDERICK | Unknown | |
| 240-358 | 358 | DAMASCS236 | Unknown | |
| 240-359 | 359 | INDIANHEAD | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-359 | 359 | INDIANHEAD | Unknown | |
| 240-360 | 360 | LAUREL236 | Unknown | |
| 240-361 | 361 | GAITHERSBG | Unknown | |
| 240-362 | 362 | CUMBERLAND | Unknown | |
| 240-364 | 364 | GAITHERSBG | Unknown | |
| 240-366 | 366 | WILLIAMSPT | Unknown | |
| 240-367 | 367 | FREDERICK | Unknown | |
| 240-368 | 368 | WALDORF | Unknown | |
| 240-370 | 370 | WSHNGTNZN2 | Unknown | |
| 240-371 | 371 | WSNGTNZN12 | Unknown | |
| 240-372 | 372 | GAITHERSBG | Unknown | |
| 240-374 | 374 | LAUREL236 | Unknown | |
| 240-375 | 375 | WSHNGTNZN5 | Unknown | |
| 240-376 | 376 | HUGHESVL | Unknown | |
| 240-377 | 377 | INDIANHEAD | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-377 | 377 | INDIANHEAD | Unknown | |
| 240-380 | 380 | WSHNGTNZN2 | Unknown | |
| 240-382 | 382 | HAGERSTOWN | Unknown | |
| 240-383 | 383 | WSHNGTNZN2 | Unknown | |
| 240-384 | 384 | LXTNPKGRML | Unknown | |
| 240-385 | 385 | MYERSVILLE | Unknown | |
| 240-386 | 386 | WSNGTNZN10 | Unknown | |
| 240-387 | 387 | WSNG236Z13 | Unknown | |
| 240-388 | 388 | GAITHERSBG | Unknown | |
| 240-389 | 389 | ASHTON236 | Unknown | |
| 240-390 | 390 | ASHTON236 | Unknown | |
| 240-391 | 391 | WSNG236Z13 | Unknown | |
| 240-392 | 392 | WSHNGTNZN5 | Unknown | |
| 240-393 | 393 | WSHNGTNZN3 | Unknown | |
| 240-394 | 394 | MOUNT AIRY | Unknown | |
| 240-395 | 395 | WSHNGTNZN2 | Unknown | |
| 240-396 | 396 | WSHNGTNZN2 | Unknown | |
| 240-397 | 397 | FREDERICK | Unknown | |
| 240-398 | 398 | WSHNGTNZN3 | Unknown | |
| 240-400 | 400 | WSHNGTNZN2 | Unknown | |
| 240-402 | 402 | WSNG236Z13 | Unknown | |
| 240-403 | 403 | WSNGTNZN10 | Unknown | |
| 240-404 | 404 | GAITHERSBG | Unknown | |
| 240-405 | 405 | FREDERICK | Unknown | |
| 240-406 | 406 | WSNGTNZN10 | Unknown | |
| 240-407 | 407 | WSNGTNZN16 | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-407 | 407 | WSNGTNZN16 | Unknown | |
| 240-408 | 408 | WSNGTNZN10 | Unknown | |
| 240-410 | 410 | CUMBERLAND | Unknown | |
| 240-412 | 412 | WALDORF | Unknown | |
| 240-413 | 413 | WSHNGTNZN4 | Unknown | |
| 240-414 | 414 | WSHNGTNZN6 | Unknown | |
| 240-415 | 415 | FREDERICK | Unknown | |
| 240-416 | 416 | WALDORF | Unknown | |
| 240-417 | 417 | WSHNGTNZN5 | Unknown | |
| 240-418 | 418 | WSHNGTNZN2 | Unknown | |
| 240-419 | 419 | WALDORF | Unknown | |
| 240-421 | 421 | WSNGTNZN10 | Unknown | |
| 240-422 | 422 | FREDERICK | Unknown | |
| 240-424 | 424 | WSHNGTNZN3 | Unknown | |
| 240-425 | 425 | WSHNGTNZN2 | Unknown | |
| 240-426 | 426 | WSHNGTNZN2 | Unknown | |
| 240-427 | 427 | WALDORF | 7229-MCIMETRO ACCESS TRANSMISSION SERVICES LLC | |
| 240-427 | 427 | WALDORF | Unknown | |
| 240-428 | 428 | WSNGTNZN10 | Unknown | |
| 240-429 | 429 | WSHNGTNZN3 | Unknown | |
| 240-430 | 430 | WSNGTNZN11 | Unknown | |
| 240-431 | 431 | LXTNPKGRML | Unknown | |
| 240-432 | 432 | WSHNGTNZN3 | Unknown | |
| 240-433 | 433 | WSNGTNZN12 | Unknown | |
| 240-434 | 434 | LEONARDTN | Unknown | |
| 240-435 | 435 | WALDORF | Unknown | |
| 240-436 | 436 | BUCKEYSTN | Unknown | |
| 240-437 | 437 | ASHTON236 | Unknown | |
| 240-438 | 438 | WSHNGTNZN3 | Unknown | |
| 240-439 | 439 | FREDERICK | Unknown | |
| 240-440 | 440 | FREDERICK | Unknown | |
| 240-442 | 442 | OAKLAND | Unknown | |
| 240-443 | 443 | WSHNGTNZN6 | Unknown | |
| 240-444 | 444 | LAUREL236 | Unknown | |
| 240-445 | 445 | WSHNGTNZN2 | Unknown | |
| 240-446 | 446 | FREDERICK | Unknown | |
| 240-448 | 448 | WALDORF | Unknown | |
| 240-449 | 449 | GAITHERSBG | Unknown | |
| 240-450 | 450 | WSHNGTNZN3 | Unknown | |
| 240-451 | 451 | THURMONT | Unknown | |
| 240-452 | 452 | HAGERSTOWN | Unknown | |
| 240-453 | 453 | WSNGTNZN10 | Unknown | |
| 240-454 | 454 | GAITHERSBG | Unknown | |
| 240-455 | 455 | WSHNGTNZN5 | Unknown | |
| 240-456 | 456 | LAUREL236 | Unknown | |
| 240-457 | 457 | FREDERICK | Unknown | |
| 240-458 | 458 | WALDORF | Unknown | |
| 240-459 | 459 | LAUREL236 | Unknown | |
| 240-462 | 462 | WSHNGTNZN3 | Unknown | |
| 240-464 | 464 | WSHNGTNZN2 | Unknown | |
| 240-465 | 465 | WSHNGTNZN2 | Unknown | |
| 240-466 | 466 | MECHANCSVL | Unknown | |
| 240-467 | 467 | WSHNGTNZN4 | Unknown | |
| 240-468 | 468 | WSHNGTNZN3 | Unknown | |
| 240-469 | 469 | HAGERSTOWN | Unknown | |
| 240-470 | 470 | LAUREL236 | Unknown | |
| 240-471 | 471 | WSNGTNZN12 | 876D-ONVOY, LLC - MD | |
| 240-471 | 471 | WSNGTNZN12 | Unknown | |
| 240-473 | 473 | WSNG236Z13 | Unknown | |
| 240-474 | 474 | GAITHERSBG | Unknown | |
| 240-477 | 477 | GAITHERSBG | Unknown | |
| 240-478 | 478 | WSHNGTNZN3 | Unknown | |
| 240-479 | 479 | WSHNGTNZN2 | Unknown | |
| 240-480 | 480 | WSHNGTNZN2 | Unknown | |
| 240-481 | 481 | WSHNGTNZN3 | Unknown | |
| 240-482 | 482 | WSHNGTNZN2 | Unknown | |
| 240-483 | 483 | WSHNGTNZN2 | Unknown | |
| 240-484 | 484 | LAUREL236 | Unknown | |
| 240-485 | 485 | WSHNGTNZN3 | Unknown | |
| 240-486 | 486 | WSNG236Z14 | Unknown | |
| 240-487 | 487 | WSHNGTNZN4 | Unknown | |
| 240-488 | 488 | OAKLAND | Unknown | |
| 240-489 | 489 | POOLESVL | 7229-MCIMETRO ACCESS TRANSMISSION SERVICES LLC | |
| 240-489 | 489 | POOLESVL | Unknown | |
| 240-490 | 490 | MIDDLETOWN | Unknown | |
| 240-491 | 491 | WSHNGTNZN3 | Unknown | |
| 240-492 | 492 | WSHNGTNZN5 | Unknown | |
| 240-493 | 493 | WSHNGTNZN6 | Unknown | |
| 240-494 | 494 | WSHNGTNZN3 | Unknown | |
| 240-495 | 495 | WSHNGTNZN4 | Unknown | |
| 240-496 | 496 | LEONARDTN | Unknown | |
| 240-497 | 497 | WSHNGTNZN2 | Unknown | |
| 240-498 | 498 | WSHNGTNZN2 | Unknown | |
| 240-499 | 499 | WSNGTNZN10 | Unknown | |
| 240-500 | 500 | HAGERSTOWN | Unknown | |
| 240-501 | 501 | WSHNGTNZN3 | Unknown | |
| 240-502 | 502 | WSHNGTNZN3 | Unknown | |
| 240-503 | 503 | TOMPKINSVL | Unknown | |
| 240-504 | 504 | WSHNGTNZN3 | Unknown | |
| 240-506 | 506 | WSNGTNZN10 | Unknown | |
| 240-507 | 507 | WSHNGTNZN2 | Unknown | |
| 240-508 | 508 | WSHNGTNZN5 | Unknown | |
| 240-509 | 509 | WSNG238Z14 | Unknown | |
| 240-510 | 510 | WSNG236Z15 | Unknown | |
| 240-512 | 512 | WSNG238Z13 | Unknown | |
| 240-513 | 513 | HAGERSTOWN | Unknown | |
| 240-514 | 514 | WSNGTNZN11 | Unknown | |
| 240-515 | 515 | WSHNGTNZN2 | Unknown | |
| 240-516 | 516 | WSNGTNZN12 | Unknown | |
| 240-517 | 517 | LAUREL238 | Unknown | |
| 240-518 | 518 | WALDORF | Unknown | |
| 240-519 | 519 | WSHNGTNZN2 | Unknown | |
| 240-520 | 520 | HAGERSTOWN | Unknown | |
| 240-521 | 521 | LAUREL236 | Unknown | |
| 240-522 | 522 | CUMBERLAND | Unknown | |
| 240-523 | 523 | LA PLATA | Unknown | |
| 240-524 | 524 | LAUREL236 | Unknown | |
| 240-525 | 525 | WSNG236Z15 | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-525 | 525 | WSNG236Z15 | Unknown | |
| 240-526 | 526 | LEONARDTN | Unknown | |
| 240-527 | 527 | HAGERSTOWN | Unknown | |
| 240-528 | 528 | HUGHESVL | Unknown | |
| 240-529 | 529 | FREDERICK | Unknown | |
| 240-530 | 530 | WALDORF | Unknown | |
| 240-531 | 531 | WSHNGTNZN3 | Unknown | |
| 240-532 | 532 | WSHNGTNZN5 | Unknown | |
| 240-533 | 533 | WSHNGTNZN3 | Unknown | |
| 240-534 | 534 | WSHNGTNZN2 | Unknown | |
| 240-536 | 536 | ASHTON236 | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-536 | 536 | ASHTON236 | Unknown | |
| 240-537 | 537 | HAGERSTOWN | Unknown | |
| 240-538 | 538 | LEONARDTN | Unknown | |
| 240-539 | 539 | WSHNGTNZN4 | Unknown | |
| 240-540 | 540 | WSNG238Z13 | 507J-THE VOICE APPLICATION NETWORK, LLC | |
| 240-540 | 540 | WSNG238Z13 | Unknown | |
| 240-541 | 541 | WSHNGTNZN2 | Unknown | |
| 240-542 | 542 | WSNG236Z13 | Unknown | |
| 240-543 | 543 | WSHNGTNZN2 | Unknown | |
| 240-544 | 544 | WSNG236Z14 | Unknown | |
| 240-545 | 545 | WSNG236Z15 | Unknown | |
| 240-546 | 546 | WSNGTNZN16 | Unknown | |
| 240-547 | 547 | LAUREL236 | Unknown | |
| 240-548 | 548 | WSNG236Z14 | Unknown | |
| 240-549 | 549 | FREDERICK | Unknown | |
| 240-550 | 550 | WSNGTNZN10 | Unknown | |
| 240-551 | 551 | WSNGTNZN10 | Unknown | |
| 240-552 | 552 | WSNGTNZN10 | Unknown | |
| 240-553 | 553 | WSNG236Z13 | Unknown | |
| 240-554 | 554 | LAUREL236 | Unknown | |
| 240-556 | 556 | WSNG236Z14 | Unknown | |
| 240-557 | 557 | WSHNGTNZN6 | Unknown | |
| 240-558 | 558 | WSNGTNZN11 | Unknown | |
| 240-559 | 559 | ASHTON236 | Unknown | |
| 240-560 | 560 | WSNGTNZN12 | Unknown | |
| 240-561 | 561 | LEONARDTN | Unknown | |
| 240-562 | 562 | GAITHERSBG | Unknown | |
| 240-563 | 563 | WSHNGTNZN5 | Unknown | |
| 240-564 | 564 | LAUREL236 | Unknown | |
| 240-565 | 565 | LAUREL238 | Unknown | |
| 240-566 | 566 | FREDERICK | Unknown | |
| 240-567 | 567 | WSNGTNZN10 | Unknown | |
| 240-569 | 569 | FLINTSTONE | Unknown | |
| 240-570 | 570 | ASHTON238 | Unknown | |
| 240-571 | 571 | LAUREL238 | Unknown | |
| 240-572 | 572 | LEONARDTN | Unknown | |
| 240-573 | 573 | WSNG236Z15 | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-573 | 573 | WSNG236Z15 | Unknown | |
| 240-574 | 574 | FRIENDSVL | Unknown | |
| 240-575 | 575 | FREDERICK | Unknown | |
| 240-576 | 576 | HAGERSTOWN | Unknown | |
| 240-577 | 577 | LEONARDTN | Unknown | |
| 240-578 | 578 | FREDERICK | Unknown | |
| 240-579 | 579 | ASHTON236 | Unknown | |
| 240-580 | 580 | CUMBERLAND | Unknown | |
| 240-581 | 581 | LAUREL236 | Unknown | |
| 240-582 | 582 | WSHNGTNZN4 | Unknown | |
| 240-583 | 583 | LAUREL236 | Unknown | |
| 240-584 | 584 | LAUREL236 | Unknown | |
| 240-585 | 585 | WALDORF | Unknown | |
| 240-586 | 586 | FREDERICK | Unknown | |
| 240-587 | 587 | LEONARDTN | Unknown | |
| 240-588 | 588 | GRANTSVL | Unknown | |
| 240-589 | 589 | MCCOOLE | Unknown | |
| 240-590 | 590 | WSNGTNZN12 | Unknown | |
| 240-591 | 591 | HAGERSTOWN | Unknown | |
| 240-592 | 592 | WSNG236Z13 | Unknown | |
| 240-593 | 593 | LAUREL238 | Unknown | |
| 240-594 | 594 | BITTINGER | Unknown | |
| 240-595 | 595 | WSHNGTNZN3 | Unknown | |
| 240-596 | 596 | ASHTON236 | Unknown | |
| 240-597 | 597 | GAITHERSBG | Unknown | |
| 240-598 | 598 | HUGHESVL | Unknown | |
| 240-599 | 599 | WSNGTNZN10 | Unknown | |
| 240-600 | 600 | WSHNGTNZN2 | Unknown | |
| 240-601 | 601 | WSHNGTNZN3 | Unknown | |
| 240-602 | 602 | WSHNGTNZN3 | Unknown | |
| 240-603 | 603 | WSHNGTNZN3 | Unknown | |
| 240-604 | 604 | WSHNGTNZN3 | Unknown | |
| 240-605 | 605 | WSHNGTNZN3 | Unknown | |
| 240-606 | 606 | WSHNGTNZN3 | Unknown | |
| 240-607 | 607 | WALDORF | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-607 | 607 | WALDORF | Unknown | |
| 240-608 | 608 | FREDERICK | Unknown | |
| 240-609 | 609 | CUMBERLAND | Unknown | |
| 240-610 | 610 | WSHNGTNZN4 | Unknown | |
| 240-612 | 612 | WSHNGTNZN5 | Unknown | |
| 240-613 | 613 | WSHNGTNZN4 | Unknown | |
| 240-614 | 614 | WSNGTNZN10 | Unknown | |
| 240-615 | 615 | WSHNGTNZN4 | Unknown | |
| 240-616 | 616 | WSNG236Z13 | Unknown | |
| 240-617 | 617 | HIGHFIELD | Unknown | |
| 240-618 | 618 | WSNGTNZN10 | Unknown | |
| 240-619 | 619 | WSHNGTNZN5 | Unknown | |
| 240-620 | 620 | WSNGTNZN10 | Unknown | |
| 240-621 | 621 | WSNGTNZN11 | Unknown | |
| 240-622 | 622 | LA PLATA | Unknown | |
| 240-623 | 623 | WSHNGTNZN4 | Unknown | |
| 240-624 | 624 | WSNG236Z13 | Unknown | |
| 240-625 | 625 | HAGERSTOWN | Unknown | |
| 240-626 | 626 | FREDERICK | Unknown | |
| 240-627 | 627 | WSNGTNZN11 | Unknown | |
| 240-628 | 628 | MECHANCSVL | Unknown | |
| 240-629 | 629 | FREDERICK | Unknown | |
| 240-630 | 630 | WSHNGTNZN2 | Unknown | |
| 240-633 | 633 | HUGHESVL | Unknown | |
| 240-634 | 634 | RIDGE | Unknown | |
| 240-635 | 635 | TOMPKINSVL | Unknown | |
| 240-636 | 636 | LAUREL236 | Unknown | |
| 240-637 | 637 | WSHNGTNZN3 | Unknown | |
| 240-638 | 638 | WSHNGTNZN3 | Unknown | |
| 240-639 | 639 | LAUREL236 | Unknown | |
| 240-640 | 640 | WALDORF | Unknown | |
| 240-641 | 641 | WSHNGTNZN3 | Unknown | |
| 240-642 | 642 | WSNGTNZN10 | Unknown | |
| 240-643 | 643 | WSHNGTNZN3 | Unknown | |
| 240-644 | 644 | WSHNGTNZN2 | Unknown | |
| 240-645 | 645 | WSHNGTNZN3 | Unknown | |
| 240-646 | 646 | LAUREL236 | Unknown | |
| 240-647 | 647 | CLEAR SPG | Unknown | |
| 240-648 | 648 | KEEDYSVL | Unknown | |
| 240-649 | 649 | SMITHSBURG | Unknown | |
| 240-650 | 650 | WSHNGTNZN3 | Unknown | |
| 240-651 | 651 | FREDERICK | Unknown | |
| 240-652 | 652 | MECHANCSVL | Unknown | |
| 240-653 | 653 | LAUREL238 | 568G-PEERLESS NETWORK OF MARYLAND, LLC | |
| 240-653 | 653 | LAUREL238 | Unknown | |
| 240-654 | 654 | GAITHERSBG | Unknown | |
| 240-655 | 655 | KITZMILLER | Unknown | |
| 240-656 | 656 | FREDERICK | Unknown | |
| 240-657 | 657 | FROSTBURG | Unknown | |
| 240-658 | 658 | GAITHERSBG | Unknown | |
| 240-659 | 659 | ASHTON236 | Unknown | |
| 240-660 | 660 | WSNGTNZN10 | Unknown | |
| 240-661 | 661 | LXTNPKGRML | Unknown | |
| 240-663 | 663 | MIDDLETOWN | Unknown | |
| 240-664 | 664 | CUMBERLAND | Unknown | |
| 240-665 | 665 | WSNGTNZN10 | Unknown | |
| 240-666 | 666 | NANJEMOY | Unknown | |
| 240-667 | 667 | WSHNGTNZN4 | Unknown | |
| 240-668 | 668 | DAMASCS236 | 8832-STARPOWER COMMUNICATIONS, LLC - MD | |
| 240-668 | 668 | DAMASCS236 | Unknown | |
| 240-669 | 669 | WSNGTNZN11 | Unknown | |
| 240-670 | 670 | WSHNGTNZN3 | Unknown | |
| 240-671 | 671 | WSHNGTNZN2 | Unknown | |
| 240-672 | 672 | WSNGTNZN10 | Unknown | |
| 240-673 | 673 | WSHNGTNZN2 | Unknown | |
| 240-674 | 674 | FREDERICK | Unknown | |
| 240-676 | 676 | WSHNGTNZN3 | Unknown | |
| 240-677 | 677 | WSHNGTNZN5 | Unknown | |
| 240-678 | 678 | WSHNGTNZN3 | Unknown | |
| 240-679 | 679 | FRIENDSVL | Unknown | |
| 240-680 | 680 | FREDERICK | Unknown | |
| 240-681 | 681 | BRANDYWINE | Unknown | |
| 240-682 | 682 | WALDORF | Unknown | |
| 240-684 | 684 | WSNG236Z13 | Unknown | |
| 240-685 | 685 | BRANDYWINE | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-685 | 685 | BRANDYWINE | Unknown | |
| 240-686 | 686 | GAITHERSBG | Unknown | |
| 240-688 | 688 | WSHNGTNZN3 | Unknown | |
| 240-689 | 689 | WSNG236Z15 | Unknown | |
| 240-690 | 690 | GAITHERSBG | Unknown | |
| 240-691 | 691 | WSHNGTNZN5 | Unknown | |
| 240-692 | 692 | GRANTSVL | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-692 | 692 | GRANTSVL | Unknown | |
| 240-693 | 693 | WALKERSVL | Unknown | |
| 240-694 | 694 | WSHNGTNZN2 | Unknown | |
| 240-695 | 695 | WSHNGTNZN5 | Unknown | |
| 240-696 | 696 | WSHNGTNZN4 | Unknown | |
| 240-697 | 697 | MECHANCSVL | Unknown | |
| 240-698 | 698 | MYERSVILLE | Unknown | |
| 240-699 | 699 | BUCKEYSTN | Unknown | |
| 240-701 | 701 | WSHNGTNZN3 | Unknown | |
| 240-702 | 702 | GAITHERSBG | Unknown | |
| 240-703 | 703 | ASHTON236 | Unknown | |
| 240-704 | 704 | WSHNGTNZN3 | Unknown | |
| 240-705 | 705 | WSHNGTNZN3 | Unknown | |
| 240-706 | 706 | WSHNGTNZN3 | Unknown | |
| 240-707 | 707 | HAGERSTOWN | Unknown | |
| 240-708 | 708 | LAUREL238 | Unknown | |
| 240-709 | 709 | LAUREL236 | Unknown | |
| 240-710 | 710 | FREDERICK | Unknown | |
| 240-712 | 712 | LAUREL238 | Unknown | |
| 240-713 | 713 | LAUREL236 | Unknown | |
| 240-714 | 714 | WSHNGTNZN4 | Unknown | |
| 240-715 | 715 | WSNGTNZN10 | Unknown | |
| 240-716 | 716 | WSHNGTNZN5 | Unknown | |
| 240-717 | 717 | LEONARDTN | Unknown | |
| 240-718 | 718 | LXTNPKGRML | 7229-MCIMETRO ACCESS TRANSMISSION SERVICES LLC | |
| 240-718 | 718 | LXTNPKGRML | Unknown | |
| 240-719 | 719 | WSHNGTNZN5 | Unknown | |
| 240-720 | 720 | GAITHERSBG | Unknown | |
| 240-721 | 721 | WSHNGTNZN5 | Unknown | |
| 240-722 | 722 | ASHTON236 | Unknown | |
| 240-723 | 723 | WSHNGTNZN3 | Unknown | |
| 240-724 | 724 | WSHNGTNZN6 | Unknown | |
| 240-725 | 725 | LXTNPKGRML | Unknown | |
| 240-726 | 726 | WSHNGTNZN4 | Unknown | |
| 240-727 | 727 | CUMBERLAND | Unknown | |
| 240-728 | 728 | WSNGTNZN10 | Unknown | |
| 240-729 | 729 | ASHTON236 | Unknown | |
| 240-730 | 730 | HAGERSTOWN | Unknown | |
| 240-732 | 732 | MOUNT AIRY | Unknown | |
| 240-733 | 733 | ASHTON236 | Unknown | |
| 240-734 | 734 | SMITHSBURG | Unknown | |
| 240-735 | 735 | BRUNSWICK | Unknown | |
| 240-736 | 736 | LAUREL236 | Unknown | |
| 240-738 | 738 | HANCOCK | 6395-CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | |
| 240-738 | 738 | HANCOCK | Unknown | |
| 240-739 | 739 | FREDERICK | Unknown | |
| 240-740 | 740 | WSNGTNZN10 | Unknown | |
| 240-741 | 741 | FREDERICK | Unknown | |
| 240-742 | 742 | WSNG238Z14 | Unknown | |
| 240-743 | 743 | WSHNGTNZN2 | Unknown | |
| 240-744 | 744 | WSHNGTNZN2 | Unknown | |
| 240-745 | 745 | DAMASCS236 | Unknown | |
| 240-746 | 746 | BRANDYWINE | 7421-AT&T - LOCAL | |
| 240-746 | 746 | BRANDYWINE | Unknown | |
| 240-747 | 747 | WSNGTNZN11 | Unknown | |
| 240-748 | 748 | WSHNGTNZN3 | Unknown | |
| 240-749 | 749 | LAUREL238 | Unknown | |
| 240-750 | 750 | GAITHERSBG | Unknown | |
| 240-751 | 751 | GAITHERSBG | Unknown | |
| 240-752 | 752 | WSHNGTNZN2 | Unknown | |
| 240-753 | 753 | WSNGTNZN10 | Unknown | |
| 240-754 | 754 | WALDORF | Unknown | |
| 240-755 | 755 | LAUREL238 | Unknown | |
| 240-756 | 756 | WSNGTNZN10 | Unknown | |
| 240-757 | 757 | WSNG236Z13 | Unknown | |
| 240-758 | 758 | LAUREL236 | Unknown | |
| 240-759 | 759 | WSNG238Z15 | Unknown | |
| 240-760 | 760 | WSHNGTNZN2 | Unknown | |
| 240-761 | 761 | LAUREL236 | Unknown | |
| 240-762 | 762 | WSHNGTNZN2 | Unknown | |
| 240-763 | 763 | WSNG238Z15 | Unknown | |
| 240-764 | 764 | WSHNGTNZN4 | Unknown | |
| 240-765 | 765 | WSHNGTNZN5 | Unknown | |
| 240-766 | 766 | WSHNGTNZN6 | Unknown | |
| 240-767 | 767 | WSHNGTNZN5 | Unknown | |
| 240-768 | 768 | NANJEMOY | 624H-ONVOY SPECTRUM, LLC | |
| 240-768 | 768 | NANJEMOY | Unknown | |
| 240-769 | 769 | KEEDYSVL | Unknown | |
| 240-770 | 770 | WSHNGTNZN4 | Unknown | |
| 240-771 | 771 | POOLESVL | Unknown | |
| 240-772 | 772 | FREDERICK | Unknown | |
| 240-774 | 774 | LONACONING | 071F-BANDWIDTH.COM CLEC, LLC - MD | |
| 240-774 | 774 | LONACONING | Unknown | |
| 240-775 | 775 | WESTERNPT | Unknown | |
| 240-776 | 776 | LA PLATA | Unknown | |
| 240-778 | 778 | WSNGTNZN10 | Unknown | |
| 240-779 | 779 | ASHTON236 | Unknown | |
| 240-780 | 780 | GAITHERSBG | Unknown | |
| 240-781 | 781 | WSHNGTNZN2 | Unknown | |
| 240-782 | 782 | DAMASCS236 | 876D-ONVOY, LLC - MD | |
| 240-782 | 782 | DAMASCS236 | Unknown | |
| 240-784 | 784 | MYERSVILLE | Unknown | |
| 240-785 | 785 | OAKLAND | Unknown | |
| 240-786 | 786 | LAUREL236 | Unknown | |
| 240-787 | 787 | BRANDYWINE | Unknown | |
| 240-788 | 788 | WSHNGTNZN5 | Unknown | |
| 240-789 | 789 | WSNGTNZN10 | Unknown | |
| 240-790 | 790 | WSNG236Z13 | Unknown | |
| 240-791 | 791 | WSHNGTNZN4 | Unknown | |
| 240-792 | 792 | FREDERICK | Unknown | |
| 240-793 | 793 | GAITHERSBG | Unknown | |
| 240-794 | 794 | LXTNPKGRML | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-794 | 794 | LXTNPKGRML | Unknown | |
| 240-795 | 795 | WSHNGTNZN5 | Unknown | |
| 240-796 | 796 | WSNGTNZN10 | Unknown | |
| 240-797 | 797 | ASHTON236 | Unknown | |
| 240-798 | 798 | GAITHERSBG | Unknown | |
| 240-799 | 799 | BRANDYWINE | 965H-FRACTEL, LLC | |
| 240-799 | 799 | BRANDYWINE | Unknown | |
| 240-800 | 800 | WSHNGTNZN2 | Unknown | |
| 240-801 | 801 | GAITHERSBG | Unknown | |
| 240-802 | 802 | WSHNGTNZN2 | Unknown | |
| 240-803 | 803 | CUMBERLAND | Unknown | |
| 240-804 | 804 | TOMPKINSVL | 876D-ONVOY, LLC - MD | |
| 240-804 | 804 | TOMPKINSVL | Unknown | |
| 240-805 | 805 | GAITHERSBG | Unknown | |
| 240-806 | 806 | INDIANHEAD | Unknown | |
| 240-807 | 807 | CUMBERLAND | Unknown | |
| 240-808 | 808 | LEONARDTN | Unknown | |
| 240-809 | 809 | SMITHSBURG | Unknown | |
| 240-810 | 810 | WSNGTNZN10 | Unknown | |
| 240-812 | 812 | POOLESVL | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-812 | 812 | POOLESVL | Unknown | |
| 240-813 | 813 | GAITHERSBG | Unknown | |
| 240-814 | 814 | LAUREL236 | Unknown | |
| 240-815 | 815 | FREDERICK | Unknown | |
| 240-816 | 816 | KEEDYSVL | Unknown | |
| 240-817 | 817 | ASHTON236 | Unknown | |
| 240-818 | 818 | MYERSVILLE | Unknown | |
| 240-819 | 819 | WILLIAMSPT | 876D-ONVOY, LLC - MD | |
| 240-819 | 819 | WILLIAMSPT | Unknown | |
| 240-820 | 820 | ASHTON238 | 876D-ONVOY, LLC - MD | |
| 240-820 | 820 | ASHTON238 | Unknown | |
| 240-821 | 821 | WSHNGTNZN3 | Unknown | |
| 240-822 | 822 | NEW MARKET | Unknown | |
| 240-823 | 823 | BRANDYWINE | Unknown | |
| 240-824 | 824 | FROSTBURG | Unknown | |
| 240-825 | 825 | WSHNGTNZN4 | Unknown | |
| 240-826 | 826 | WSNGTNZN10 | Unknown | |
| 240-827 | 827 | LONACONING | 876D-ONVOY, LLC - MD | |
| 240-827 | 827 | LONACONING | Unknown | |
| 240-828 | 828 | WSHNGTNZN4 | Unknown | |
| 240-829 | 829 | EMMITSBURG | Unknown | |
| 240-830 | 830 | WSHNGTNZN5 | Unknown | |
| 240-831 | 831 | FREDERICK | Unknown | |
| 240-832 | 832 | WSHNGTNZN2 | Unknown | |
| 240-833 | 833 | WSNGTNZN11 | Unknown | |
| 240-834 | 834 | KITZMILLER | Unknown | |
| 240-835 | 835 | CLEAR SPG | Unknown | |
| 240-836 | 836 | MT SAVAGE | 876D-ONVOY, LLC - MD | |
| 240-836 | 836 | MT SAVAGE | Unknown | |
| 240-837 | 837 | HUGHESVL | Unknown | |
| 240-838 | 838 | WSHNGTNZN5 | Unknown | |
| 240-839 | 839 | WSHNGTNZN3 | Unknown | |
| 240-840 | 840 | FREDERICK | Unknown | |
| 240-841 | 841 | LAUREL238 | Unknown | |
| 240-842 | 842 | WSNG238Z14 | Unknown | |
| 240-843 | 843 | WSNG238Z13 | 7229-MCIMETRO ACCESS TRANSMISSION SERVICES LLC | |
| 240-843 | 843 | WSNG238Z13 | Unknown | |
| 240-844 | 844 | RIDGE | Unknown | |
| 240-845 | 845 | WSNG236Z13 | Unknown | |
| 240-846 | 846 | WSNGTNZN16 | Unknown | |
| 240-847 | 847 | WSHNGTNZN3 | Unknown | |
| 240-848 | 848 | GAITHERSBG | Unknown | |
| 240-849 | 849 | HAGERSTOWN | Unknown | |
| 240-850 | 850 | HAGERSTOWN | Unknown | |
| 240-851 | 851 | MCCOOLE | 876D-ONVOY, LLC - MD | |
| 240-851 | 851 | MCCOOLE | Unknown | |
| 240-852 | 852 | MYERSVILLE | Unknown | |
| 240-853 | 853 | LAUREL236 | Unknown | |
| 240-854 | 854 | WSHNGTNZN4 | Unknown | |
| 240-855 | 855 | WSHNGTNZN2 | Unknown | |
| 240-856 | 856 | LAUREL238 | Unknown | |
| 240-858 | 858 | WSHNGTNZN2 | Unknown | |
| 240-859 | 859 | ASHTON238 | 876D-ONVOY, LLC - MD | |
| 240-859 | 859 | ASHTON238 | Unknown | |
| 240-860 | 860 | CUMBERLAND | Unknown | |
| 240-861 | 861 | ASHTON236 | Unknown | |
| 240-862 | 862 | MT SAVAGE | 876D-ONVOY, LLC - MD | |
| 240-862 | 862 | MT SAVAGE | Unknown | |
| 240-863 | 863 | WSHNGTNZN3 | Unknown | |
| 240-865 | 865 | WSNG238Z14 | Unknown | |
| 240-866 | 866 | HAGERSTOWN | Unknown | |
| 240-867 | 867 | WSHNGTNZN3 | Unknown | |
| 240-868 | 868 | WSNGTNZN12 | Unknown | |
| 240-869 | 869 | WSNGTNZN10 | Unknown | |
| 240-870 | 870 | MIDDLETOWN | 876D-ONVOY, LLC - MD | |
| 240-870 | 870 | MIDDLETOWN | Unknown | |
| 240-871 | 871 | LXTNPKGRML | 6855-OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | |
| 240-871 | 871 | LXTNPKGRML | Unknown | |
| 240-872 | 872 | WSHNGTNZN6 | Unknown | |
| 240-873 | 873 | BUCKEYSTN | Unknown | |
| 240-874 | 874 | THURMONT | Unknown | |
| 240-875 | 875 | MOUNT AIRY | Unknown | |
| 240-876 | 876 | WSHNGTNZN2 | Unknown | |
| 240-877 | 877 | FREDERICK | Unknown | |
| 240-878 | 878 | HAGERSTOWN | Unknown | |
| 240-879 | 879 | WSHNGTNZN4 | Unknown | |
| 240-880 | 880 | WSNGTNZN11 | Unknown | |
| 240-881 | 881 | WSNG238Z13 | 071F-BANDWIDTH.COM CLEC, LLC - MD | |
| 240-881 | 881 | WSNG238Z13 | Unknown | |
| 240-882 | 882 | WSHNGTNZN5 | Unknown | |
| 240-883 | 883 | ASHTON236 | Unknown | |
| 240-884 | 884 | TOMPKINSVL | 624H-ONVOY SPECTRUM, LLC | |
| 240-884 | 884 | TOMPKINSVL | Unknown | |
| 240-885 | 885 | WSNGTNZN10 | Unknown | |
| 240-886 | 886 | WSHNGTNZN4 | Unknown | |
| 240-887 | 887 | ASHTON236 | Unknown | |
| 240-889 | 889 | WSNGTNZN10 | Unknown | |
| 240-890 | 890 | WSHNGTNZN5 | Unknown | |
| 240-891 | 891 | DAMASCS240 | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-891 | 891 | DAMASCS240 | Unknown | |
| 240-892 | 892 | WSNG236Z15 | Unknown | |
| 240-894 | 894 | LXTNPKGRML | 490J-DISH WIRELESS, LLC | |
| 240-894 | 894 | LXTNPKGRML | Unknown | |
| 240-895 | 895 | LXTNPKGRML | 9212-VERIZON MARYLAND, INC. | |
| 240-895 | 895 | LXTNPKGRML | Unknown | |
| 240-896 | 896 | HAGERSTOWN | Unknown | |
| 240-897 | 897 | WSNGTNZN16 | Unknown | |
| 240-898 | 898 | WSHNGTNZN4 | Unknown | |
| 240-900 | 900 | WSHNGTNZN4 | Unknown | |
| 240-901 | 901 | LA PLATA | 508J-CENTURYLINK COMMUNICATIONS, LLC | |
| 240-901 | 901 | LA PLATA | Unknown | |
| 240-902 | 902 | DAMASCS240 | 506J-TWILIO INTERNATIONAL, INC. | |
| 240-902 | 902 | DAMASCS240 | Unknown | |
| 240-903 | 903 | INDIANHEAD | Unknown | |
| 240-904 | 904 | LAUREL238 | Unknown | |
| 240-905 | 905 | BRANDYWINE | 5562-METROPCS, INC. | |
| 240-905 | 905 | BRANDYWINE | Unknown | |
| 240-906 | 906 | WSHNGTNZN4 | Unknown | |
| 240-907 | 907 | WSNGTNZN10 | Unknown | |
| 240-908 | 908 | WALKERSVL | Unknown | |
| 240-909 | 909 | LAUREL236 | Unknown | |
| 240-910 | 910 | FREDERICK | Unknown | |
| 240-912 | 912 | GAITHERSBG | Unknown | |
| 240-913 | 913 | DAMASCS240 | 876D-ONVOY, LLC - MD | |
| 240-913 | 913 | DAMASCS240 | Unknown | |
| 240-914 | 914 | HIGHFIELD | 490J-DISH WIRELESS, LLC | |
| 240-914 | 914 | HIGHFIELD | Unknown | |
| 240-915 | 915 | NEW MARKET | 073H-TELNYX LLC | |
| 240-915 | 915 | NEW MARKET | Unknown | |
| 240-916 | 916 | CUMBERLAND | Unknown | |
| 240-917 | 917 | LAUREL236 | Unknown | |
| 240-918 | 918 | ASHTON236 | Unknown | |
| 240-919 | 919 | ASHTON236 | Unknown | |
| 240-920 | 920 | CUMBERLAND | Unknown | |
| 240-921 | 921 | WSNGTNZN10 | Unknown | |
| 240-922 | 922 | WSNGTNZN11 | Unknown | |
| 240-923 | 923 | WSHNGTNZN6 | Unknown | |
| 240-924 | 924 | MOUNT AIRY | Unknown | |
| 240-925 | 925 | LEONARDTN | Unknown | |
| 240-926 | 926 | HUGHESVL | 6855-OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | |
| 240-926 | 926 | HUGHESVL | Unknown | |
| 240-927 | 927 | WSHNGTNZN4 | Unknown | |
| 240-928 | 928 | MYERSVILLE | Unknown | |
| 240-929 | 929 | WSNG236Z14 | Unknown | |
| 240-930 | 930 | LAUREL238 | 6395-CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | |
| 240-930 | 930 | LAUREL238 | Unknown | |
| 240-931 | 931 | FREDERICK | Unknown | |
| 240-932 | 932 | WSNG236Z14 | Unknown | |
| 240-933 | 933 | BUCKEYSTN | 516J-TON80 COMMUNICATIONS, LLC | |
| 240-933 | 933 | BUCKEYSTN | Unknown | |
| 240-934 | 934 | MIDDLETOWN | Unknown | |
| 240-935 | 935 | LAUREL236 | Unknown | |
| 240-936 | 936 | ASHTON236 | Unknown | |
| 240-937 | 937 | GAITHERSBG | Unknown | |
| 240-938 | 938 | ASHTON236 | Unknown | |
| 240-939 | 939 | WSNGTNZN11 | Unknown | |
| 240-940 | 940 | WSHNGTNZN4 | Unknown | |
| 240-941 | 941 | WSHNGTNZN2 | Unknown | |
| 240-942 | 942 | BITTINGER | 876D-ONVOY, LLC - MD | |
| 240-942 | 942 | BITTINGER | Unknown | |
| 240-943 | 943 | FROSTBURG | 318J-COMCAST IP PHONE, LLC | |
| 240-943 | 943 | FROSTBURG | Unknown | |
| 240-944 | 944 | WESTERNPT | 876D-ONVOY, LLC - MD | |
| 240-944 | 944 | WESTERNPT | Unknown | |
| 240-945 | 945 | WSHNGTNZN3 | Unknown | |
| 240-946 | 946 | WSNG236Z14 | Unknown | |
| 240-947 | 947 | MYERSVILLE | Unknown | |
| 240-948 | 948 | LEONARDTN | Unknown | |
| 240-949 | 949 | WSNGTNZN16 | Unknown | |
| 240-951 | 951 | HAGERSTOWN | Unknown | |
| 240-952 | 952 | HAGERSTOWN | Unknown | |
| 240-953 | 953 | HAGERSTOWN | Unknown | |
| 240-954 | 954 | HAGERSTOWN | Unknown | |
| 240-955 | 955 | LA PLATA | Unknown | |
| 240-956 | 956 | WSHNGTNZN2 | Unknown | |
| 240-957 | 957 | DAMASCS236 | Unknown | |
| 240-960 | 960 | WSHNGTNZN4 | Unknown | |
| 240-961 | 961 | POOLESVL | 6395-CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | |
| 240-961 | 961 | POOLESVL | Unknown | |
| 240-962 | 962 | LAUREL236 | Unknown | |
| 240-963 | 963 | WSHNGTNZN3 | Unknown | |
| 240-964 | 964 | CUMBERLAND | Unknown | |
| 240-965 | 965 | WSNG236Z13 | Unknown | |
| 240-966 | 966 | WSNGTNZN16 | Unknown | |
| 240-967 | 967 | CUMBERLAND | 6395-CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | |
| 240-967 | 967 | CUMBERLAND | Unknown | |
| 240-968 | 968 | LAUREL236 | Unknown | |
| 240-969 | 969 | WALKERSVL | 939H-COMMIO, LLC | |
| 240-969 | 969 | WALKERSVL | Unknown | |
| 240-970 | 970 | WSNGTNZN12 | Unknown | |
| 240-971 | 971 | FREDERICK | Unknown | |
| 240-972 | 972 | LAUREL238 | Unknown | |
| 240-973 | 973 | WSNGTNZN12 | Unknown | |
| 240-974 | 974 | WSNGTNZN10 | Unknown | |
| 240-975 | 975 | LAUREL238 | 6395-CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | |
| 240-975 | 975 | LAUREL238 | Unknown | |
| 240-977 | 977 | WSHNGTNZN6 | Unknown | |
| 240-978 | 978 | ASHTON236 | Unknown | |
| 240-979 | 979 | CUMBERLAND | Unknown | |
| 240-980 | 980 | LEONARDTN | Unknown | |
| 240-981 | 981 | GAITHERSBG | Unknown | |
| 240-982 | 982 | GAITHERSBG | Unknown | |
| 240-983 | 983 | HAGERSTOWN | 732J-NUSO, LLC | |
| 240-983 | 983 | HAGERSTOWN | Unknown | |
| 240-984 | 984 | NEW MARKET | 7325-TELEPORT COMMUNICATIONS AMERICA, LLC - MD | |
| 240-984 | 984 | NEW MARKET | Unknown | |
| 240-985 | 985 | WILLIAMSPT | 508J-CENTURYLINK COMMUNICATIONS, LLC | |
| 240-985 | 985 | WILLIAMSPT | Unknown | |
| 240-986 | 986 | NANJEMOY | 876D-ONVOY, LLC - MD | |
| 240-986 | 986 | NANJEMOY | Unknown | |
| 240-987 | 987 | WSNGTNZN10 | Unknown | |
| 240-988 | 988 | WSHNGTNZN3 | Unknown | |
| 240-989 | 989 | MYERSVILLE | Unknown | |
| 240-990 | 990 | LAUREL236 | Unknown | |
| 240-991 | 991 | ASHTON236 | Unknown | |
| 240-992 | 992 | WSNGTNZN10 | Unknown | |
| 240-993 | 993 | INDIANHEAD | Unknown | |
| 240-995 | 995 | FLINTSTONE | 876D-ONVOY, LLC - MD | |
| 240-995 | 995 | FLINTSTONE | Unknown | |
| 240-996 | 996 | BRUNSWICK | 6119-LEVEL 3 COMMUNICATIONS, LLC - MD | |
| 240-996 | 996 | BRUNSWICK | Unknown | |
| 240-997 | 997 | WSHNGTNZN3 | Unknown | |
| 240-998 | 998 | HANCOCK | Unknown |
Quick Facts
- Area Code 240
- State MD
- Exchanges 804