Phone Prefix
(510) 640-XXXX
CA • ELSBR-PINL
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
ELSBR-PINL
Assigned To
AT&T CORP.
OCN
516C
Status
AS
Date Assigned
May 13, 2015
Number Range
First Number
(510) 640-0000
Last Number
(510) 640-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
12 reports
12
Total FCC + FTC DNC complaints for numbers in this prefix
Top 11 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (510) 640-0820 5106400820 | 1 |
| 2 | (510) 640-1024 5106401024 | 1 |
| 3 | (510) 640-1188 5106401188 | 1 |
| 4 | (510) 640-1208 5106401208 | 1 |
| 5 | (510) 640-1288 5106401288 | 1 |
| 6 | (510) 640-1573 5106401573 | 1 |
| 7 | (510) 640-1643 5106401643 | 1 |
| 8 | (510) 640-8359 5106408359 | 1 |
| 9 | (510) 640-8468 5106408468 | 1 |
| 10 | (510) 640-8511 5106408511 | 1 |
| 11 | (510) 640-8805 5106408805 | 1 |
About This Prefix
Phone numbers starting with (510) 640 are part of the North American Numbering Plan (NANP). The first three digits (510) represent the Area Code (NPA), and the next three digits (640) represent the Central Office Code (NXX) or exchange.
- NPA (510) - Numbering Plan Area, identifies the geographic region
- NXX (640) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)