Phone Prefix
(510) 280-XXXX
CA • OKLD BKLY
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
OKLD BKLY
Assigned To
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
OCN
7229
Status
AS
Date Assigned
Apr 21, 2006
Number Range
First Number
(510) 280-0000
Last Number
(510) 280-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
15 reports
15
Total FCC + FTC DNC complaints for numbers in this prefix
Top 14 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (510) 280-5240 5102805240 | 2 |
| 2 | (510) 280-0309 5102800309 | 1 |
| 3 | (510) 280-0732 5102800732 | 1 |
| 4 | (510) 280-3607 5102803607 | 1 |
| 5 | (510) 280-3632 5102803632 | 1 |
| 6 | (510) 280-5909 5102805909 | 1 |
| 7 | (510) 280-6463 5102806463 | 1 |
| 8 | (510) 280-6530 5102806530 | 1 |
| 9 | (510) 280-7016 5102807016 | 1 |
| 10 | (510) 280-7887 5102807887 | 1 |
| 11 | (510) 280-8394 5102808394 | 1 |
| 12 | (510) 280-8486 5102808486 | 1 |
| 13 | (510) 280-0037 5102800037 | 1 |
| 14 | (510) 280-9408 5102809408 | 1 |
About This Prefix
Phone numbers starting with (510) 280 are part of the North American Numbering Plan (NANP). The first three digits (510) represent the Area Code (NPA), and the next three digits (280) represent the Central Office Code (NXX) or exchange.
- NPA (510) - Numbering Plan Area, identifies the geographic region
- NXX (280) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)