Phone Prefix
(310) 531-XXXX
CA • HAWTHORNE
Search Number in This Prefix
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
HAWTHORNE
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
AS
Date Assigned
Dec 29, 2003
Number Range
First Number
(310) 531-0000
Last Number
(310) 531-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
27 reports
27
Total FCC + FTC DNC complaints for numbers in this prefix
Top 26 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (310) 531-1109 3105311109 | 2 |
| 2 | (310) 531-0579 3105310579 | 1 |
| 3 | (310) 531-1094 3105311094 | 1 |
| 4 | (310) 531-1178 3105311178 | 1 |
| 5 | (310) 531-1252 3105311252 | 1 |
| 6 | (310) 531-1274 3105311274 | 1 |
| 7 | (310) 531-1951 3105311951 | 1 |
| 8 | (310) 531-2530 3105312530 | 1 |
| 9 | (310) 531-2602 3105312602 | 1 |
| 10 | (310) 531-3059 3105313059 | 1 |
| 11 | (310) 531-3839 3105313839 | 1 |
| 12 | (310) 531-4503 3105314503 | 1 |
| 13 | (310) 531-5316 3105315316 | 1 |
| 14 | (310) 531-6759 3105316759 | 1 |
| 15 | (310) 531-7025 3105317025 | 1 |
| 16 | (310) 531-7051 3105317051 | 1 |
| 17 | (310) 531-7947 3105317947 | 1 |
| 18 | (310) 531-8301 3105318301 | 1 |
| 19 | (310) 531-8362 3105318362 | 1 |
| 20 | (310) 531-8413 3105318413 | 1 |
| 21 | (310) 531-8446 3105318446 | 1 |
| 22 | (310) 531-8975 3105318975 | 1 |
| 23 | (310) 531-9019 3105319019 | 1 |
| 24 | (310) 531-9206 3105319206 | 1 |
| 25 | (310) 531-0449 3105310449 | 1 |
| 26 | (310) 531-9386 3105319386 | 1 |
About This Prefix
Phone numbers starting with (310) 531 are part of the North American Numbering Plan (NANP). The first three digits (310) represent the Area Code (NPA), and the next three digits (531) represent the Central Office Code (NXX) or exchange.
- NPA (310) - Numbering Plan Area, identifies the geographic region
- NXX (531) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)