ZIP Code 82440

82440 is one of Wyoming's ZIP codes, delivering to addresses in Ralston, Park County.

City: Ralston
County: Park County
State: Wyoming
Prefix: 824xx

Where this code sits

82440 is part of the 824xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Ralston.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 82440 delivers to without sharing its boundary.

307 Area code 307

ZIP codes nearest 82440

The ZIP codes whose reference points sit closest to 82440.
ZIP code	Distance	Delivers to
ZIP code 82435	5.1 mi	Powell, WY
ZIP code 82412	16 mi	Byron, WY
ZIP code 82414	17 mi	Cody, WY
ZIP code 82421	20 mi	Deaver, WY
ZIP code 82423	21 mi	Frannie, WY
ZIP code 82420	23 mi	Cowley, WY
ZIP code 82431	24 mi	Lovell, WY
ZIP code 59008	25 mi	Belfry, MT

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 82440, plotted from its record coordinates.

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

Scope ZIP code 82440. 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.