ZIP Code 73851

73851 is one of Oklahoma's ZIP codes, delivering to addresses in May, Harper County.

City: May
County: Harper County
State: Oklahoma
Prefix: 738xx

Where this code sits

73851 is part of the 738xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to May.

May Oklahoma ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 73851 delivers to without sharing its boundary.

580 Area code 580

ZIP codes nearest 73851

The ZIP codes whose reference points sit closest to 73851.
ZIP code	Distance	Delivers to
ZIP code 73848	8.2 mi	Laverne, OK
ZIP code 73841	12 mi	Fort Supply, OK
ZIP code 73855	19 mi	Rosston, OK
ZIP code 73840	19 mi	Fargo, OK
ZIP code 73834	20 mi	Buffalo, OK
ZIP code 73843	21 mi	Gage, OK
ZIP code 73858	24 mi	Shattuck, OK
ZIP code 73844	24 mi	Gate, 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 73851, plotted from its record coordinates.

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

Scope ZIP code 73851. 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.