Phone Prefix
(858) 999-XXXX
CA • LA JOLLA
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
LA JOLLA
Assigned To
TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB
OCN
576C
Status
AS
Date Assigned
Mar 11, 2011
Number Range
First Number
(858) 999-0000
Last Number
(858) 999-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
11 reports
11
Total FCC + FTC DNC complaints for numbers in this prefix
Top 10 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (858) 999-9398 8589999398 | 2 |
| 2 | (858) 999-2115 8589992115 | 1 |
| 3 | (858) 999-2601 8589992601 | 1 |
| 4 | (858) 999-3263 8589993263 | 1 |
| 5 | (858) 999-5527 8589995527 | 1 |
| 6 | (858) 999-0889 8589990889 | 1 |
| 7 | (858) 999-9070 8589999070 | 1 |
| 8 | (858) 999-9174 8589999174 | 1 |
| 9 | (858) 999-9389 8589999389 | 1 |
| 10 | (858) 999-5926 8589995926 | 1 |
About This Prefix
Phone numbers starting with (858) 999 are part of the North American Numbering Plan (NANP). The first three digits (858) represent the Area Code (NPA), and the next three digits (999) represent the Central Office Code (NXX) or exchange.
- NPA (858) - Numbering Plan Area, identifies the geographic region
- NXX (999) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)