Phone Prefix
(858) 257-XXXX
CA • LA JOLLA
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
LA JOLLA
Assigned To
BANDWIDTH.COM CLEC, LLC - CA
OCN
981E
Status
AS
Date Assigned
Jul 17, 2015
Number Range
First Number
(858) 257-0000
Last Number
(858) 257-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
32 reports
32
Total FCC + FTC DNC complaints for numbers in this prefix
Top 27 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (858) 257-2731 8582572731 | 4 |
| 2 | (858) 257-3712 8582573712 | 2 |
| 3 | (858) 257-1022 8582571022 | 2 |
| 4 | (858) 257-0994 8582570994 | 1 |
| 5 | (858) 257-1665 8582571665 | 1 |
| 6 | (858) 257-1701 8582571701 | 1 |
| 7 | (858) 257-2457 8582572457 | 1 |
| 8 | (858) 257-2458 8582572458 | 1 |
| 9 | (858) 257-2465 8582572465 | 1 |
| 10 | (858) 257-3085 8582573085 | 1 |
| 11 | (858) 257-3327 8582573327 | 1 |
| 12 | (858) 257-3904 8582573904 | 1 |
| 13 | (858) 257-4306 8582574306 | 1 |
| 14 | (858) 257-4465 8582574465 | 1 |
| 15 | (858) 257-4546 8582574546 | 1 |
| 16 | (858) 257-4814 8582574814 | 1 |
| 17 | (858) 257-4830 8582574830 | 1 |
| 18 | (858) 257-5818 8582575818 | 1 |
| 19 | (858) 257-6322 8582576322 | 1 |
| 20 | (858) 257-6408 8582576408 | 1 |
| 21 | (858) 257-8509 8582578509 | 1 |
| 22 | (858) 257-9338 8582579338 | 1 |
| 23 | (858) 257-9711 8582579711 | 1 |
| 24 | (858) 257-0366 8582570366 | 1 |
| 25 | (858) 257-9827 8582579827 | 1 |
| 26 | (858) 257-0568 8582570568 | 1 |
| 27 | (858) 257-0654 8582570654 | 1 |
About This Prefix
Phone numbers starting with (858) 257 are part of the North American Numbering Plan (NANP). The first three digits (858) represent the Area Code (NPA), and the next three digits (257) represent the Central Office Code (NXX) or exchange.
- NPA (858) - Numbering Plan Area, identifies the geographic region
- NXX (257) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)