ZIP Code 73434

73434 is one of Oklahoma's ZIP codes, delivering to addresses in Foster, Stephens County.

City: Foster
County: Stephens County
State: Oklahoma
Prefix: 734xx

Where this code sits

73434 is part of the 734xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Foster.

Foster Oklahoma ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 73434 delivers to without sharing its boundary.

580 Area code 580

ZIP codes nearest 73434

The ZIP codes whose reference points sit closest to 73434.
ZIP code	Distance	Delivers to
ZIP code 73433	7.5 mi	Elmore City, OK
ZIP code 73488	11 mi	Tussy, OK
ZIP code 73487	12 mi	Tatums, OK
ZIP code 73052	13 mi	Lindsay, OK
ZIP code 73425	13 mi	Countyline, OK
ZIP code 73481	13 mi	Ratliff City, OK
ZIP code 73057	14 mi	Maysville, OK
ZIP code 73491	14 mi	Velma, 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 73434, plotted from its record coordinates.

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

Scope ZIP code 73434. 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.