Arkansas Area Codes

Area codes: 4
ZIP codes: 706
Cities & towns: 603
Counties: 75

Every area code in Arkansas

All Arkansas area codes, what each primarily serves, and which share ground with another.
Area code	Primarily serves	Shares ground with	In service
327	Jonesboro	870	2024
479	Fayetteville	no overlay	2002
501	Little Rock	no overlay	1947
870	Jonesboro	327	1997

A code in the “shares ground” column is an overlay: it covers the same territory rather than a different part of Arkansas, which is why local calls there are dialled as ten digits.

Which codes share the same ground

Arkansas has 1 group of codes that overlay one another: the codes inside a group cover the same territory rather than different parts of the state, so local calls there are dialled as ten digits.

327 870

479 and 501 have no overlay: each is the only code serving its own territory.

Where Arkansas's communities sit

Each point is an Arkansas community, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Largest Arkansas cities and their codes

largest 25

Scope every area code assigned to Arkansas. Source LocalCallingGuide NPA list (2026-07 NPA list) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated 16 July 2026. Overlay relationships come from the numbering-plan authority; the city match is computed.