771
Area code
DC
United States geographic area code, in service since 2021-11-09. Part of the 202/771 overlay complex — ten-digit dialing required.
Statusin service
Introduced2021-11-09
JurisdictionDC, US
Local dialing10D
Time zoneEastern
Last verified2026-09-17
Utilization 10.6% of assignable prefixes assigned
As of 09/17/2026
0%84 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 2021-11-08, most recent 2026-04-21.
Area codes serve rate-center geographies, not municipal boundaries. “DC” identifies the jurisdiction, not an exact city footprint.
Top assignees
Ranked by assigned prefixes · initial assignee ≠ current carrier| Rank | Assignee | Prefixes | Share |
|---|---|---|---|
| 01 | ONVOY, LLC - DC | 12 | 14.3% |
| 02 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | 10 | 11.9% |
| 03 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 10 | 11.9% |
| 04 | MULTIPLE OCN LISTING | 9 | 10.7% |
| 05 | BANDWIDTH.COM CLEC, LLC - DC | 7 | 8.3% |
| 06 | NEW CINGULAR WIRELESS PCS, LLC - DC | 5 | 6% |
| 07 | 5 | 6% | |
| 08 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 4 | 4.8% |
| 09 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC | 4 | 4.8% |
| 10 | FRACTEL, LLC | 3 | 3.6% |
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- 2021-11-09Area code 771 entered service (created from 202).
Planning letters & orders
Primary documents| Date | Document | Subject |
|---|---|---|
| 2020-10-22 | PL-547 ↗ | NPA 202 and 771 All-Services Ovelray (District of Columbia) |