907
Area code
AK
United States geographic area code, in service since 1957-01-01.
Statusin service
Introduced1957-01-01
JurisdictionAK, US
Local dialing10D
Time zoneAtlantic / K
Last verified2026-09-17
Utilization 84.7% of assignable prefixes assigned
As of 09/17/2026
0%671 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 2001-03-20, most recent 2025-11-13.
Area codes serve rate-center geographies, not municipal boundaries. “AK” identifies the jurisdiction, not an exact city footprint.
Top assignees
Ranked by assigned prefixes · initial assignee ≠ current carrier| Rank | Assignee | Prefixes | Share |
|---|---|---|---|
| 01 | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | 147 | 21.9% |
| 02 | ACS OF ANCHORAGE, INC. | 70 | 10.4% |
| 03 | ACS OF THE NORTHLAND, INC. | 69 | 10.3% |
| 04 | NEW CINGULAR WIRELESS PCS, LLC | 64 | 9.5% |
| 05 | UNITED UTILITIES, INC. | 56 | 8.3% |
| 06 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS | 32 | 4.8% |
| 07 | MATANUSKA TEL. ASSN., INC. | 28 | 4.2% |
| 08 | ALASKA TELEPHONE COMPANY | 19 | 2.8% |
| 09 | ALASCOM, INC. DBA AT&T ALASKA | 14 | 2.1% |
| 10 | ACS OF ALASKA, INC. | 14 | 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- 1957-01-01Area code 907 entered service.
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 2021-01-08 | PL-556 ↗ | Transition to 10-digit dialing (for 988 as 3-digit access to National Suicide Prevention Lifeline) – supersedes PL-544 |
| 2020-08-17 | PL-544 ↗ | Transition to 10-digit dialing (for 988 as 3-digit access to National Suicide Prevention Hotline |