Phone Prefix
(443) 813-XXXX
MD • BALTIMORE
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
BALTIMORE
Assigned To
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
OCN
6395
Status
AS
Date Assigned
Sep 18, 2007
Number Range
First Number
(443) 813-0000
Last Number
(443) 813-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
7 reports
7
Total FCC + FTC DNC complaints for numbers in this prefix
Top 6 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (443) 813-2611 4438132611 | 2 |
| 2 | (443) 813-2789 4438132789 | 1 |
| 3 | (443) 813-3382 4438133382 | 1 |
| 4 | (443) 813-6220 4438136220 | 1 |
| 5 | (443) 813-7017 4438137017 | 1 |
| 6 | (443) 813-9599 4438139599 | 1 |
About This Prefix
Phone numbers starting with (443) 813 are part of the North American Numbering Plan (NANP). The first three digits (443) represent the Area Code (NPA), and the next three digits (813) represent the Central Office Code (NXX) or exchange.
- NPA (443) - Numbering Plan Area, identifies the geographic region
- NXX (813) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)