Phone Prefix
(603) 721-XXXX
NH • MILFORD
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Carrier Information
NANPA
State
NH
Region
NE
Rate Center
MILFORD
Assigned To
FREEDOM RING COMMUNICATIONS, LLC
OCN
8468
Status
AS
Date Assigned
Apr 21, 2006
Number Range
First Number
(603) 721-0000
Last Number
(603) 721-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
6 reports
6
Total FCC + FTC DNC complaints for numbers in this prefix
Top 6 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (603) 721-3973 6037213973 | 1 |
| 2 | (603) 721-4452 6037214452 | 1 |
| 3 | (603) 721-4773 6037214773 | 1 |
| 4 | (603) 721-5139 6037215139 | 1 |
| 5 | (603) 721-5644 6037215644 | 1 |
| 6 | (603) 721-6559 6037216559 | 1 |
About This Prefix
Phone numbers starting with (603) 721 are part of the North American Numbering Plan (NANP). The first three digits (603) represent the Area Code (NPA), and the next three digits (721) represent the Central Office Code (NXX) or exchange.
- NPA (603) - Numbering Plan Area, identifies the geographic region
- NXX (721) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)