Phone Prefix
(657) 525-XXXX
CA • FULLERTON
Search Number in This Prefix
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
FULLERTON
Assigned To
COMMIO, LLC
OCN
939H
Status
AS
Date Assigned
Sep 24, 2021
Number Range
First Number
(657) 525-0000
Last Number
(657) 525-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
20 reports
20
Total FCC + FTC DNC complaints for numbers in this prefix
Top 20 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (657) 525-0560 6575250560 | 1 |
| 2 | (657) 525-0605 6575250605 | 1 |
| 3 | (657) 525-1006 6575251006 | 1 |
| 4 | (657) 525-1077 6575251077 | 1 |
| 5 | (657) 525-1203 6575251203 | 1 |
| 6 | (657) 525-1282 6575251282 | 1 |
| 7 | (657) 525-1864 6575251864 | 1 |
| 8 | (657) 525-2744 6575252744 | 1 |
| 9 | (657) 525-2817 6575252817 | 1 |
| 10 | (657) 525-2821 6575252821 | 1 |
| 11 | (657) 525-2933 6575252933 | 1 |
| 12 | (657) 525-2975 6575252975 | 1 |
| 13 | (657) 525-2985 6575252985 | 1 |
| 14 | (657) 525-3003 6575253003 | 1 |
| 15 | (657) 525-3830 6575253830 | 1 |
| 16 | (657) 525-3862 6575253862 | 1 |
| 17 | (657) 525-3863 6575253863 | 1 |
| 18 | (657) 525-3963 6575253963 | 1 |
| 19 | (657) 525-6864 6575256864 | 1 |
| 20 | (657) 525-9326 6575259326 | 1 |
About This Prefix
Phone numbers starting with (657) 525 are part of the North American Numbering Plan (NANP). The first three digits (657) represent the Area Code (NPA), and the next three digits (525) represent the Central Office Code (NXX) or exchange.
- NPA (657) - Numbering Plan Area, identifies the geographic region
- NXX (525) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)