Phone Prefix
(240) 503-XXXX
MD • TOMPKINSVL
Search Number in This Prefix
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
TOMPKINSVL
Assigned To
IP HORIZON LLC
OCN
515J
Status
AS
Date Assigned
Feb 19, 2015
Number Range
First Number
(240) 503-0000
Last Number
(240) 503-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
198 reports
198
Total FCC + FTC DNC complaints for numbers in this prefix
Top 100 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (240) 503-4498 2405034498 | 3 |
| 2 | (240) 503-0478 2405030478 | 2 |
| 3 | (240) 503-0104 2405030104 | 2 |
| 4 | (240) 503-5382 2405035382 | 2 |
| 5 | (240) 503-2742 2405032742 | 2 |
| 6 | (240) 503-4079 2405034079 | 2 |
| 7 | (240) 503-2836 2405032836 | 2 |
| 8 | (240) 503-4432 2405034432 | 2 |
| 9 | (240) 503-2204 2405032204 | 2 |
| 10 | (240) 503-0824 2405030824 | 2 |
| 11 | (240) 503-1664 2405031664 | 2 |
| 12 | (240) 503-1665 2405031665 | 2 |
| 13 | (240) 503-1383 2405031383 | 2 |
| 14 | (240) 503-2666 2405032666 | 2 |
| 15 | (240) 503-2797 2405032797 | 2 |
| 16 | (240) 503-2451 2405032451 | 2 |
| 17 | (240) 503-0207 2405030207 | 2 |
| 18 | (240) 503-0791 2405030791 | 1 |
| 19 | (240) 503-0822 2405030822 | 1 |
| 20 | (240) 503-0895 2405030895 | 1 |
| 21 | (240) 503-0896 2405030896 | 1 |
| 22 | (240) 503-0965 2405030965 | 1 |
| 23 | (240) 503-1256 2405031256 | 1 |
| 24 | (240) 503-1463 2405031463 | 1 |
| 25 | (240) 503-1487 2405031487 | 1 |
| 26 | (240) 503-1497 2405031497 | 1 |
| 27 | (240) 503-1498 2405031498 | 1 |
| 28 | (240) 503-1514 2405031514 | 1 |
| 29 | (240) 503-1520 2405031520 | 1 |
| 30 | (240) 503-1552 2405031552 | 1 |
| 31 | (240) 503-1553 2405031553 | 1 |
| 32 | (240) 503-1557 2405031557 | 1 |
| 33 | (240) 503-1566 2405031566 | 1 |
| 34 | (240) 503-1605 2405031605 | 1 |
| 35 | (240) 503-1639 2405031639 | 1 |
| 36 | (240) 503-1648 2405031648 | 1 |
| 37 | (240) 503-1652 2405031652 | 1 |
| 38 | (240) 503-1666 2405031666 | 1 |
| 39 | (240) 503-1727 2405031727 | 1 |
| 40 | (240) 503-1730 2405031730 | 1 |
| 41 | (240) 503-1732 2405031732 | 1 |
| 42 | (240) 503-1738 2405031738 | 1 |
| 43 | (240) 503-1745 2405031745 | 1 |
| 44 | (240) 503-1763 2405031763 | 1 |
| 45 | (240) 503-1780 2405031780 | 1 |
| 46 | (240) 503-1790 2405031790 | 1 |
| 47 | (240) 503-1794 2405031794 | 1 |
| 48 | (240) 503-1806 2405031806 | 1 |
| 49 | (240) 503-1809 2405031809 | 1 |
| 50 | (240) 503-1838 2405031838 | 1 |
| 51 | (240) 503-1883 2405031883 | 1 |
| 52 | (240) 503-1896 2405031896 | 1 |
| 53 | (240) 503-1902 2405031902 | 1 |
| 54 | (240) 503-1903 2405031903 | 1 |
| 55 | (240) 503-1914 2405031914 | 1 |
| 56 | (240) 503-1917 2405031917 | 1 |
| 57 | (240) 503-1929 2405031929 | 1 |
| 58 | (240) 503-1938 2405031938 | 1 |
| 59 | (240) 503-1943 2405031943 | 1 |
| 60 | (240) 503-1990 2405031990 | 1 |
| 61 | (240) 503-1991 2405031991 | 1 |
| 62 | (240) 503-2037 2405032037 | 1 |
| 63 | (240) 503-2097 2405032097 | 1 |
| 64 | (240) 503-2131 2405032131 | 1 |
| 65 | (240) 503-2134 2405032134 | 1 |
| 66 | (240) 503-2146 2405032146 | 1 |
| 67 | (240) 503-2147 2405032147 | 1 |
| 68 | (240) 503-2150 2405032150 | 1 |
| 69 | (240) 503-2166 2405032166 | 1 |
| 70 | (240) 503-2208 2405032208 | 1 |
| 71 | (240) 503-2223 2405032223 | 1 |
| 72 | (240) 503-2233 2405032233 | 1 |
| 73 | (240) 503-2301 2405032301 | 1 |
| 74 | (240) 503-2312 2405032312 | 1 |
| 75 | (240) 503-2344 2405032344 | 1 |
| 76 | (240) 503-2359 2405032359 | 1 |
| 77 | (240) 503-2384 2405032384 | 1 |
| 78 | (240) 503-2424 2405032424 | 1 |
| 79 | (240) 503-2428 2405032428 | 1 |
| 80 | (240) 503-2430 2405032430 | 1 |
| 81 | (240) 503-2435 2405032435 | 1 |
| 82 | (240) 503-2448 2405032448 | 1 |
| 83 | (240) 503-2452 2405032452 | 1 |
| 84 | (240) 503-2453 2405032453 | 1 |
| 85 | (240) 503-2455 2405032455 | 1 |
| 86 | (240) 503-2457 2405032457 | 1 |
| 87 | (240) 503-2458 2405032458 | 1 |
| 88 | (240) 503-2462 2405032462 | 1 |
| 89 | (240) 503-2466 2405032466 | 1 |
| 90 | (240) 503-2471 2405032471 | 1 |
| 91 | (240) 503-2502 2405032502 | 1 |
| 92 | (240) 503-2515 2405032515 | 1 |
| 93 | (240) 503-2523 2405032523 | 1 |
| 94 | (240) 503-2545 2405032545 | 1 |
| 95 | (240) 503-2562 2405032562 | 1 |
| 96 | (240) 503-2597 2405032597 | 1 |
| 97 | (240) 503-2616 2405032616 | 1 |
| 98 | (240) 503-2645 2405032645 | 1 |
| 99 | (240) 503-2715 2405032715 | 1 |
| 100 | (240) 503-2722 2405032722 | 1 |
About This Prefix
Phone numbers starting with (240) 503 are part of the North American Numbering Plan (NANP). The first three digits (240) represent the Area Code (NPA), and the next three digits (503) represent the Central Office Code (NXX) or exchange.
- NPA (240) - Numbering Plan Area, identifies the geographic region
- NXX (503) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)