Find the last 4 digits (ZIP+4) for an address in 82605

ZIP 82605, Casper, WY is filled in. Just type the street address.

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ZIP Code 82605 – Casper, WY

Casper, Wyoming · Natrona County · Mountain time

ZIP code82605
CityCasper
StateWyoming
CountyNatrona County
Area code307
PopulationNot published (no Census ZIP area)
Time zoneMountain · local time
ZIP typePO box or unique ZIP (no Census area)
Center (lat, long)42.8666, -106.3131

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Nearby ZIP codes

82602 Casper · 2.7 mi82644 Mills · 3.5 mi82636 Evansville · 8.3 mi82609 Casper · 9.2 mi82601 Casper · 14.1 mi82604 Casper · 20.2 mi82637 Glenrock · 24.2 mi82646 Natrona · 24.3 mi

About ZIP 82605

ZIP code 82605 is assigned to Casper, Wyoming. It lies in Natrona County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 82602 (Casper), about 2.7 miles away.

Every address in 82605 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