North American Numbers Source-cited · ownership disclosed
Area code
659
In service
United States · since 2019

Birmingham (overlay)

An all-services overlay of 205, introduced in October 2019 for the Birmingham-Tuscaloosa region. It shares the exact same geography as 205.

The essentials Numbering data · NumberResearch · as of 2026-09-18
Place
Birmingham (overlay)
Type
geographic
Status
in service
In service since
2019
Projected exhaust
2066 Q1

Status, dates and counts are read from NumberResearch (NANPA / CNAC / FCC records). Assignment records show initial assignees, not the carrier serving a number today.

A · Where it is

Where 659 is

Central and west-central Alabama; identical footprint to 205..

Communities served wholly or partly by 659:

BirminghamTuscaloosaHooverJasperClantonPell City

Same geography as 205.

B · Relationships

How it relates to other codes

The codes 659 was split from, spawned, or shares its area with. A split divides the map and changes some numbers; an overlay shares the same ground and changes none — what's the difference?

Overlay · 2019 205 Birmingham 659 overlays the entire 205 numbering plan area (same geography, both sides).
What's changing. Overlay of 205 (co-extensive). Not a split.
C · History

How 659 got here

2019-10
Added as the second area code (overlay) for the 205 NPA; ten-digit dialing mandatory.
Source: Wikipedia
D · Capacity

How full it is

Prefixes assigned
191
Prefixes available
609
Thousands-blocks assigned
1,498

Prefix-assignment counts describe allocation to carriers, not how many individual numbers are in use. Full technical records: NumberResearch ↗.

Compare 659 with another code →
Sources
Wikipedia ↗
Area codes 205 and 659
NumberResearch.org ↗
Live status, dates, assignment counts and exhaust forecast — data as of 2026-09-18 (CC BY 4.0).

Place, relationships and history above are compiled by North American Numbers from the sources listed and last checked 2026-09-18. A check date is not an expert review — see how this is made. Flag an error.