ZIP Code 82834

82834 is one of Wyoming's ZIP codes, delivering to addresses in Buffalo, Johnson County.

City: Buffalo
County: Johnson County
State: Wyoming
Prefix: 828xx

Where this code sits

82834 is part of the 828xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Buffalo.

Buffalo Wyoming ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 82834 delivers to without sharing its boundary.

307 Area code 307

ZIP codes nearest 82834

The ZIP codes whose reference points sit closest to 82834.
ZIP code	Distance	Delivers to
ZIP code 82840	13 mi	Saddlestring, WY
ZIP code 82832	18 mi	Banner, WY
ZIP code 82842	19 mi	Story, WY
ZIP code 82835	25 mi	Clearmont, WY
ZIP code 82833	26 mi	Big Horn, WY
ZIP code 82845	28 mi	Wyarno, WY
ZIP code 82801	33 mi	Sheridan, WY
ZIP code 82837	33 mi	Leiter, WY

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 82834, plotted from its record coordinates.

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

Scope ZIP code 82834. 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.