ZIP Code 73450

73450 is one of Oklahoma's ZIP codes, delivering to addresses in Milburn, Johnston County.

City: Milburn
County: Johnston County
State: Oklahoma
Prefix: 734xx

Where this code sits

73450 is part of the 734xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Milburn.

Milburn Oklahoma ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 73450 delivers to without sharing its boundary.

580 Area code 580

ZIP codes nearest 73450

The ZIP codes whose reference points sit closest to 73450.
ZIP code	Distance	Delivers to
ZIP code 73432	6.7 mi	Coleman, OK
ZIP code 73460	8.6 mi	Tishomingo, OK
ZIP code 74748	11 mi	Kenefic, OK
ZIP code 73455	13 mi	Ravia, OK
ZIP code 73449	14 mi	Mead, OK
ZIP code 73461	14 mi	Wapanucka, OK
ZIP code 73446	15 mi	Madill, OK
ZIP code 74701	16 mi	Durant, 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 73450, plotted from its record coordinates.

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

Scope ZIP code 73450. 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.