Phone Prefix
(510) 899-XXXX
CA • OKLD MN-PD
Search Number in This Prefix
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
OKLD MN-PD
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
AS
Date Assigned
Mar 09, 2021
Number Range
First Number
(510) 899-0000
Last Number
(510) 899-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
20 reports
20
Total FCC + FTC DNC complaints for numbers in this prefix
Top 16 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (510) 899-9222 5108999222 | 3 |
| 2 | (510) 899-4539 5108994539 | 3 |
| 3 | (510) 899-4095 5108994095 | 1 |
| 4 | (510) 899-4131 5108994131 | 1 |
| 5 | (510) 899-4427 5108994427 | 1 |
| 6 | (510) 899-4658 5108994658 | 1 |
| 7 | (510) 899-4721 5108994721 | 1 |
| 8 | (510) 899-4789 5108994789 | 1 |
| 9 | (510) 899-5136 5108995136 | 1 |
| 10 | (510) 899-5877 5108995877 | 1 |
| 11 | (510) 899-5953 5108995953 | 1 |
| 12 | (510) 899-6630 5108996630 | 1 |
| 13 | (510) 899-7349 5108997349 | 1 |
| 14 | (510) 899-1199 5108991199 | 1 |
| 15 | (510) 899-9999 5108999999 | 1 |
| 16 | (510) 899-4060 5108994060 | 1 |
About This Prefix
Phone numbers starting with (510) 899 are part of the North American Numbering Plan (NANP). The first three digits (510) represent the Area Code (NPA), and the next three digits (899) represent the Central Office Code (NXX) or exchange.
- NPA (510) - Numbering Plan Area, identifies the geographic region
- NXX (899) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)