Phone Prefix
(603) 558-XXXX
NH • CLAREMONT
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Carrier Information
NANPA
State
NH
Region
NE
Rate Center
CLAREMONT
Assigned To
BELL ATLANTIC MOBILE, INC
OCN
6386
Status
RT
Number Range
First Number
(603) 558-0000
Last Number
(603) 558-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
4 reports
4
Total FCC + FTC DNC complaints for numbers in this prefix
Top 4 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (603) 558-1860 6035581860 | 1 |
| 2 | (603) 558-2853 6035582853 | 1 |
| 3 | (603) 558-6010 6035586010 | 1 |
| 4 | (603) 558-8690 6035588690 | 1 |
About This Prefix
Phone numbers starting with (603) 558 are part of the North American Numbering Plan (NANP). The first three digits (603) represent the Area Code (NPA), and the next three digits (558) represent the Central Office Code (NXX) or exchange.
- NPA (603) - Numbering Plan Area, identifies the geographic region
- NXX (558) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)