ZIP Code 82620

82620 is one of Wyoming's ZIP codes, delivering to addresses in Alcova, Natrona County.

City: Alcova
County: Natrona County
State: Wyoming
Prefix: 826xx

Where this code sits

82620 is part of the 826xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Alcova.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 82620 delivers to without sharing its boundary.

307 Area code 307

ZIP codes nearest 82620

The ZIP codes whose reference points sit closest to 82620.
ZIP code	Distance	Delivers to
ZIP code 82604	28 mi	Casper, WY
ZIP code 82644	29 mi	Mills, WY
ZIP code 82601	31 mi	Casper, WY
ZIP code 82602	32 mi	Casper, WY
ZIP code 82609	32 mi	Casper, WY
ZIP code 82605	33 mi	Casper, WY
ZIP code 82646	35 mi	Natrona, WY
ZIP code 82648	37 mi	Powder River, 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 82620, plotted from its record coordinates.

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

Scope ZIP code 82620. 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.