669
Area code
CA
United States geographic area code, in service since 2012-11-20. Part of the 408/669 overlay complex — ten-digit dialing required.
Statusin service
Introduced2012-11-20
JurisdictionCA, US
Local dialing1+10D
Time zonePacific
Last verified2026-09-17
Utilization 31.8% of assignable prefixes assigned
As of 09/17/2026
0%252 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 2012-11-02, most recent 2026-06-26.
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 | T-MOBILE USA, INC. | 45 | 17.9% |
| 02 | ONVOY, LLC - CA | 43 | 17.1% |
| 03 | FRACTEL, LLC | 30 | 11.9% |
| 04 | NEW CINGULAR WIRELESS PCS, LLC | 21 | 8.3% |
| 05 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 18 | 7.1% |
| 06 | BANDWIDTH.COM CLEC, LLC - CA | 15 | 6% |
| 07 | MULTIPLE OCN LISTING | 12 | 4.8% |
| 08 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 10 | 4% |
| 09 | LEVEL 3 COMMUNICATIONS, LLC - CA | 9 | 3.6% |
| 10 | ONVOY SPECTRUM, LLC | 7 | 2.8% |
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- 2011-11-02 NPA 669 to Overlay NPA 408 (California)
- 2012-11-20Area code 669 entered service (created from 408).
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 2011-11-02 | PL-430 ↗ | NPA 669 to Overlay NPA 408 (California) |
| 2000-01-14 | PL-206 ↗ | Overlays Suspended in the 408, 415, 510, 650, 714 & 909 NPAs |
| 1999-01-25 | PL-149 ↗ | NANP- Overlay of 408 Numbering Plan Area (NPA) with 669 NPA - California |