Find the last 4 digits (ZIP+4) for an address in 82601

ZIP 82601, Casper, WY is filled in. Just type the street address.

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ZIP Code 82601 – Casper, WY

Casper, Wyoming · Natrona County · Mountain time

ZIP code82601
CityCasper
StateWyoming
CountyNatrona County
Area code307
Population26,721
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area478.77 sq mi
Center (lat, long)43.0699, -106.3416

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Nearby ZIP codes

82602 Casper · 12.5 mi82605 Casper · 14.1 mi82644 Mills · 15.8 mi82636 Evansville · 19 mi82604 Casper · 21.3 mi82609 Casper · 22 mi82646 Natrona · 22.4 mi82643 Midwest · 24.5 mi

About ZIP 82601

ZIP code 82601 is assigned to Casper, Wyoming. It lies in Natrona County. Its Census area covers about 478.77 square miles of land. The closest neighboring ZIP is 82602 (Casper), about 12.5 miles away.

Every address in 82601 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources