North American Numbers Source-cited · ownership disclosed
Area code
629
In service
United States · since 2015

Nashville (overlay)

All-services overlay of area code 615, serving the same Nashville and Middle Tennessee metropolitan territory since 2015.

The essentials Numbering data · NumberResearch · as of 2026-09-18
Place
Nashville (overlay)
Type
geographic
Status
in service
In service since
2015
Projected exhaust
2057 Q3

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 629 is

Davidson County (Nashville) plus twelve surrounding Middle Tennessee counties — identical to 615..

Communities served wholly or partly by 629:

NashvilleMurfreesboroFranklinBrentwoodGallatinHendersonvilleLebanon

Same geography as 615; 629 numbers are distributed throughout the overlay.

B · Relationships

How it relates to other codes

The codes 629 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 · 2015 615 Nashville Overlays 615 across identical geography; created to avoid a costly split.
What's changing. Overlay of 615; ten-digit dialing mandatory.
C · History

How 629 got here

2013-10-21
Area code 629 approved as an overlay of 615.
Source: Wikipedia
2014-07-26
Permissive dialing (7- and 10-digit) began.
Source: Wikipedia
2015-02
Ten-digit dialing required since late February 2015; overlay fully in service.
Source: Wikipedia
D · Capacity

How full it is

Prefixes assigned
210
Prefixes available
590
Thousands-blocks assigned
1,738

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

Compare 629 with another code →
Sources
Wikipedia ↗
Area codes 615 and 629
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.