Phone Prefix
(443) 378-XXXX
MD • BALTIMORE
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
BALTIMORE
Assigned To
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC
OCN
6855
Status
AS
Date Assigned
Jun 29, 2005
Number Range
First Number
(443) 378-0000
Last Number
(443) 378-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
18 reports
18
Total FCC + FTC DNC complaints for numbers in this prefix
Top 14 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (443) 378-9567 4433789567 | 3 |
| 2 | (443) 378-9586 4433789586 | 2 |
| 3 | (443) 378-9559 4433789559 | 2 |
| 4 | (443) 378-9544 4433789544 | 1 |
| 5 | (443) 378-9545 4433789545 | 1 |
| 6 | (443) 378-9546 4433789546 | 1 |
| 7 | (443) 378-9553 4433789553 | 1 |
| 8 | (443) 378-3264 4433783264 | 1 |
| 9 | (443) 378-9564 4433789564 | 1 |
| 10 | (443) 378-9565 4433789565 | 1 |
| 11 | (443) 378-9566 4433789566 | 1 |
| 12 | (443) 378-3315 4433783315 | 1 |
| 13 | (443) 378-9579 4433789579 | 1 |
| 14 | (443) 378-9033 4433789033 | 1 |
About This Prefix
Phone numbers starting with (443) 378 are part of the North American Numbering Plan (NANP). The first three digits (443) represent the Area Code (NPA), and the next three digits (378) represent the Central Office Code (NXX) or exchange.
- NPA (443) - Numbering Plan Area, identifies the geographic region
- NXX (378) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)