ZIP Code 73673

73673 is one of Oklahoma's ZIP codes, delivering to addresses in Willow, Greer County.

City: Willow
County: Greer County
State: Oklahoma
Prefix: 736xx

Where this code sits

73673 is part of the 736xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Willow.

Willow Oklahoma ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 73673 delivers to without sharing its boundary.

580 Area code 580

ZIP codes nearest 73673

The ZIP codes whose reference points sit closest to 73673.
ZIP code	Distance	Delivers to
ZIP code 73627	11 mi	Carter, OK
ZIP code 73547	11 mi	Granite, OK
ZIP code 73554	12 mi	Mangum, OK
ZIP code 73662	17 mi	Sayre, OK
ZIP code 73655	18 mi	Lone Wolf, OK
ZIP code 73645	21 mi	Erick, OK
ZIP code 73571	22 mi	Vinson, OK
ZIP code 73664	22 mi	Sentinel, 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 73673, plotted from its record coordinates.

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

Scope ZIP code 73673. 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.