760
Area code
CA
United States geographic area code, in service since 1997-03-22. Part of the 442/760 overlay complex — ten-digit dialing required.
Statusin service
Introduced1997-03-22
JurisdictionCA, US
Local dialing1+10D
Time zonePacific
Last verified2026-09-17
Utilization 101% of assignable prefixes assigned
As of 09/17/2026
0%800 of ~792 assignable NXX values (200–999 excl. N11)100%
Prefix-level assignment does not equal number-level exhaustion; thousands-block pooling extends capacity. First assignment on record 2001-01-25, most recent 2024-01-04.
Area codes serve rate-center geographies, not municipal boundaries. “CA” identifies the jurisdiction, not an exact city footprint.
Top assignees
Ranked by assigned prefixes · initial assignee ≠ current carrier| Rank | Assignee | Prefixes | Share |
|---|---|---|---|
| 01 | FRONTIER CALIFORNIA INC. | 140 | 17.5% |
| 02 | PACIFIC BELL | 130 | 16.3% |
| 03 | NEW CINGULAR WIRELESS PCS, LLC | 70 | 8.8% |
| 04 | LEVEL 3 COMMUNICATIONS, LLC - CA | 61 | 7.6% |
| 05 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 60 | 7.5% |
| 06 | T-MOBILE USA, INC. | 59 | 7.4% |
| 07 | ONVOY, LLC - CA | 41 | 5.1% |
| 08 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 27 | 3.4% |
| 09 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 26 | 3.3% |
| 10 | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | 17 | 2.1% |
Important: these are initial assignees from NANPA CO-code records — the carrier a prefix was originally assigned to. Because of number portability, the current serving carrier of any individual number may differ.
Change history
Recorded events for this NPA- 2008-10-23 NPA 442 to Overlay NPA 760 (California)
- 2008-05-07 NPA 760 Split, Creating NPA 442 (California) split
- 1997-03-22Area code 760 entered service (created from 619).
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 2008-10-23 | PL-381 ↗ | NPA 442 to Overlay NPA 760 (California) |
| 2008-05-07 | PL-377 ↗ | NPA 760 Split, Creating NPA 442 (California) |
| 2000-07-27 | PL-238 ↗ | Suspension of Splits of the 707 & 760 NPAs (California) |
| 1999-10-24 | PL-194 ↗ | NANP- Split of 760 Numbering Plan Area (NPA) with 442 NPA - California |
| 1999-02-23 | PL-160 ↗ | Extraordinary NPA-Specific Jeopardy Conservation Procedures Announced for 760 NPA (California) |
| 1996-04-22 | IL-96-04-009 ↗ | NANP-Split of 619 (California) Numbering Plan Area (NPA) |