205
Area code

AL

United States geographic area code, in service since 1947-01-01. Part of the 205/659 overlay complex — ten-digit dialing required.

Created 334. Created 256. Created 659. Overlaid with 659 .

Statusin service
Introduced1947-01-01
JurisdictionAL, US
Local dialing10D
Time zoneCentral
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 2001-01-29, most recent 2025-06-27.

Area codes serve rate-center geographies, not municipal boundaries. “AL” identifies the jurisdiction, not an exact city footprint.

Top assignees

Ranked by assigned prefixes · initial assignee ≠ current carrier
Largest initial assignees in area code 205
RankAssigneePrefixesShare
01 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 224 28%
02 NEW CINGULAR WIRELESS PCS, LLC - GA 92 11.5%
03 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 84 10.5%
04 PAETEC ITEL, LLC 53 6.6%
05 POWERTEL BIRMINGHAM LICENSES, INC. 42 5.3%
06 BRIGHTSPEED OF ALABAMA, LLC - NORTHERN 35 4.4%
07 METROPCS, INC. 33 4.1%
08 ONVOY, LLC - AL 31 3.9%
09 BANDWIDTH.COM CLEC, LLC - AL 28 3.5%
10 SPOK, INC. 21 2.6%

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

Planning letters & orders

Primary documents
NANPA planning letters for area code 205
DateDocumentSubject
2018-10-08 PL-523 ↗ NPA 659 to Overlay NPA 205 (Alabama)
2001-07-16 PL-289 ↗ Suspension of 205/659 NPA Relief (Alabama)
2001-06-07 PL-284 ↗ New NPA 659 to Overlay NPA 205 (Alabama)

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