Phone Prefix
(410) 637-XXXX
MD • BALTIMORE
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
BALTIMORE
Assigned To
VERIZON MARYLAND, INC.
OCN
9212
Status
RT
Number Range
First Number
(410) 637-0000
Last Number
(410) 637-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
9 reports
9
Total FCC + FTC DNC complaints for numbers in this prefix
Top 5 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (410) 637-4000 4106374000 | 4 |
| 2 | (410) 637-3058 4106373058 | 2 |
| 3 | (410) 637-3091 4106373091 | 1 |
| 4 | (410) 637-8773 4106378773 | 1 |
| 5 | (410) 637-9869 4106379869 | 1 |
About This Prefix
Phone numbers starting with (410) 637 are part of the North American Numbering Plan (NANP). The first three digits (410) represent the Area Code (NPA), and the next three digits (637) represent the Central Office Code (NXX) or exchange.
- NPA (410) - Numbering Plan Area, identifies the geographic region
- NXX (637) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)