Phone Prefix
(603) 420-XXXX
NH • MERRIMACK
Search Number in This Prefix
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Carrier Information
NANPA
State
NH
Region
NE
Rate Center
MERRIMACK
Assigned To
TELNYX LLC
OCN
073H
Status
AS
Date Assigned
Sep 21, 2022
Number Range
First Number
(603) 420-0000
Last Number
(603) 420-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
40 reports
40
Total FCC + FTC DNC complaints for numbers in this prefix
Top 36 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (603) 420-1256 6034201256 | 2 |
| 2 | (603) 420-2393 6034202393 | 2 |
| 3 | (603) 420-2594 6034202594 | 2 |
| 4 | (603) 420-2433 6034202433 | 2 |
| 5 | (603) 420-2236 6034202236 | 1 |
| 6 | (603) 420-2237 6034202237 | 1 |
| 7 | (603) 420-2249 6034202249 | 1 |
| 8 | (603) 420-2251 6034202251 | 1 |
| 9 | (603) 420-2276 6034202276 | 1 |
| 10 | (603) 420-2482 6034202482 | 1 |
| 11 | (603) 420-2576 6034202576 | 1 |
| 12 | (603) 420-2724 6034202724 | 1 |
| 13 | (603) 420-2857 6034202857 | 1 |
| 14 | (603) 420-4700 6034204700 | 1 |
| 15 | (603) 420-4867 6034204867 | 1 |
| 16 | (603) 420-4978 6034204978 | 1 |
| 17 | (603) 420-5013 6034205013 | 1 |
| 18 | (603) 420-5203 6034205203 | 1 |
| 19 | (603) 420-5204 6034205204 | 1 |
| 20 | (603) 420-5258 6034205258 | 1 |
| 21 | (603) 420-7250 6034207250 | 1 |
| 22 | (603) 420-7327 6034207327 | 1 |
| 23 | (603) 420-7349 6034207349 | 1 |
| 24 | (603) 420-7383 6034207383 | 1 |
| 25 | (603) 420-7392 6034207392 | 1 |
| 26 | (603) 420-7449 6034207449 | 1 |
| 27 | (603) 420-7603 6034207603 | 1 |
| 28 | (603) 420-7830 6034207830 | 1 |
| 29 | (603) 420-7886 6034207886 | 1 |
| 30 | (603) 420-9521 6034209521 | 1 |
| 31 | (603) 420-9530 6034209530 | 1 |
| 32 | (603) 420-0487 6034200487 | 1 |
| 33 | (603) 420-9809 6034209809 | 1 |
| 34 | (603) 420-0929 6034200929 | 1 |
| 35 | (603) 420-1376 6034201376 | 1 |
| 36 | (603) 420-2228 6034202228 | 1 |
About This Prefix
Phone numbers starting with (603) 420 are part of the North American Numbering Plan (NANP). The first three digits (603) represent the Area Code (NPA), and the next three digits (420) represent the Central Office Code (NXX) or exchange.
- NPA (603) - Numbering Plan Area, identifies the geographic region
- NXX (420) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)