North American Numbers Source-cited · ownership disclosed
Area code
380
In service
United States · since 2016

Columbus (overlay)

All-service overlay of area code 614 covering Columbus and central Ohio. Reserved in 2001 but not activated until 2016.

The essentials Numbering data · NumberResearch · as of 2026-09-18
Place
Columbus (overlay)
Type
geographic
Status
in service
In service since
2016
Projected exhaust
2066 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 380 is

Central Ohio, coextensive with area code 614 (Columbus/Franklin County area).

Communities served wholly or partly by 380:

ColumbusDublinWesterville

Serves the full 614 footprint (Franklin County plus parts of Delaware, Fairfield, Union).

B · Relationships

How it relates to other codes

The codes 380 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 · 2016 614 Columbus All-service overlay sharing the 614 numbering plan area.
What's changing. Overlay of 614; ten-digit dialing required since January 30, 2016.
C · History

How 380 got here

2001
Originally planned to overlay 614; implementation was delayed.
Source: Wikipedia: Area codes 614 and 380
2016-01-30
Ten-digit local dialing required as the 380 overlay took effect.
Source: Wikipedia: Area codes 614 and 380
D · Capacity

How full it is

Prefixes assigned
152
Prefixes available
648
Thousands-blocks assigned
1,290

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

Compare 380 with another code →
Sources
Wikipedia ↗
Area codes 614 and 380
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.