Kansas area codes

Codes in service in Kansas

Kansas has 4 geographic area codes in service: 316, 620, 785, 913. 316 is the oldest, dated 1947, and 620 the newest, dated 3 Feb 2001.1 The time zones across Kansas's codes are Central and Central and Mountain.

Area code	NANPA location	NPA in-service date	In-service overlay peers	Time zone	Local calls within the code
316	KS	1947	None listed	Central	7 digits
620	KS	3 Feb 2001	None listed	Central and Mountain	10 digits
785	KS	20 Jul 1997	None listed	Central and Mountain	10 digits
913	KS	1947	None listed	Central	7 digits

Scroll the table sideways to see every column. Sources: NANPA (14 October 2026 file).

History and overlays in Kansas

Before 1960: 316 (1947), 913 (1947)
1990s: 785 (20 Jul 1997)
2000s: 620 (3 Feb 2001)

NANPA lists no in-service overlays among these codes, so each may serve its own part of Kansas.1

Dialing in Kansas

Local calls within a single area code in Kansas differ: 7 digits for 316, 913; 10 digits for 620, 785. From any of Kansas's codes, local calls to another area code are all recorded as 10 digits.1 Seven-digit local dialing is still recorded for 316, 913.

Neighbours of Kansas

Regions that border Kansas:

Colorado: 6 codes (303, 719, 720, 748, ...)
Missouri: 9 codes (235, 314, 417, 557, ...)
Nebraska: 3 codes (308, 402, 531)
Oklahoma: 5 codes (405, 539, 572, 580, ...)

Rules that apply to every region are on the area-code reference.

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Sources

Every regulatory and pricing claim on this page links to the primary source it came from. Figures were checked on the date shown at the top of the page; rules and prices change, so verify before relying on one.

NANPA, NPA Database CSV, file dated 14 October 2026; US geographic codes, location, dates, overlay complexes, dialing plan and time zone. Retrieved 14 Oct 2026
https://reports.nanpa.com/public/npa_report.csv