Phone Prefix
(603) 657-XXXX
NH • MANCHESTER
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Carrier Information
NANPA
State
NH
Region
NE
Rate Center
MANCHESTER
Assigned To
BELL ATLANTIC MOBILE, INC
OCN
6386
Status
AS
Date Assigned
Feb 06, 2008
Number Range
First Number
(603) 657-0000
Last Number
(603) 657-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
10 reports
10
Total FCC + FTC DNC complaints for numbers in this prefix
Top 9 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (603) 657-3031 6036573031 | 2 |
| 2 | (603) 657-3289 6036573289 | 1 |
| 3 | (603) 657-3294 6036573294 | 1 |
| 4 | (603) 657-3381 6036573381 | 1 |
| 5 | (603) 657-5704 6036575704 | 1 |
| 6 | (603) 657-7680 6036577680 | 1 |
| 7 | (603) 657-8427 6036578427 | 1 |
| 8 | (603) 657-0489 6036570489 | 1 |
| 9 | (603) 657-8878 6036578878 | 1 |
About This Prefix
Phone numbers starting with (603) 657 are part of the North American Numbering Plan (NANP). The first three digits (603) represent the Area Code (NPA), and the next three digits (657) represent the Central Office Code (NXX) or exchange.
- NPA (603) - Numbering Plan Area, identifies the geographic region
- NXX (657) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)