ZIP Code 74837

74837 is one of Oklahoma's ZIP codes, delivering to addresses in Cromwell, Seminole County.

City: Cromwell
County: Seminole County
State: Oklahoma
Prefix: 748xx

Where this code sits

74837 is part of the 748xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Cromwell.

Cromwell Oklahoma ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 74837 delivers to without sharing its boundary.

ZIP codes nearest 74837

The ZIP codes whose reference points sit closest to 74837.
ZIP code	Distance	Delivers to
ZIP code 74833	10 mi	Castle, OK
ZIP code 74829	11 mi	Boley, OK
ZIP code 74859	11 mi	Okemah, OK
ZIP code 74868	14 mi	Seminole, OK
ZIP code 74883	14 mi	Wetumka, OK
ZIP code 74860	14 mi	Paden, OK
ZIP code 74818	15 mi	Seminole, OK
ZIP code 74884	17 mi	Wewoka, 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 74837, plotted from its record coordinates.

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

Scope ZIP code 74837. 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.