Phone Prefix
(650) 520-XXXX
CA • SAN MATEO
Search Number in This Prefix
Enter the last 4 digits to search for a specific number
Carrier Information
NANPA
State
CA
Region
WC
Rate Center
SAN MATEO
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
RT
Number Range
First Number
(650) 520-0000
Last Number
(650) 520-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
8 reports
8
Total FCC + FTC DNC complaints for numbers in this prefix
Top 7 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (650) 520-7570 6505207570 | 2 |
| 2 | (650) 520-6900 6505206900 | 1 |
| 3 | (650) 520-7448 6505207448 | 1 |
| 4 | (650) 520-6411 6505206411 | 1 |
| 5 | (650) 520-7701 6505207701 | 1 |
| 6 | (650) 520-7777 6505207777 | 1 |
| 7 | (650) 520-9629 6505209629 | 1 |
About This Prefix
Phone numbers starting with (650) 520 are part of the North American Numbering Plan (NANP). The first three digits (650) represent the Area Code (NPA), and the next three digits (520) represent the Central Office Code (NXX) or exchange.
- NPA (650) - Numbering Plan Area, identifies the geographic region
- NXX (520) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)