ZIP Code 73644

73644 is one of Oklahoma's ZIP codes, delivering to addresses in Elk City, Beckham County.

City: Elk City
County: Beckham County
State: Oklahoma
Prefix: 736xx

Where this code sits

73644 is part of the 736xx range, the group of codes handled by one mail processing centre. Elk City is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Elk City page.

Elk City Oklahoma ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 73644 delivers to without sharing its boundary.

ZIP codes nearest 73644

The ZIP codes whose reference points sit closest to 73644.
ZIP code	Distance	Delivers to
ZIP code 73648	1.0 mi	Elk City, OK
ZIP code 73626	7.9 mi	Canute, OK
ZIP code 73627	14 mi	Carter, OK
ZIP code 73624	14 mi	Burns Flat, OK
ZIP code 73647	15 mi	Foss, OK
ZIP code 73662	15 mi	Sayre, OK
ZIP code 73650	16 mi	Hammon, OK
ZIP code 73641	18 mi	Dill City, OK

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 73644, plotted from its record coordinates.

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

Scope ZIP code 73644. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.