Natrona County, Wyoming

12 ZIP codes · 5,340.54 sq mi of land · FIPS 56025

Population79,977
StateWyoming
FIPS code56025
Time zoneMountain
Area code307
Land area5,340.54 sq mi
Center (lat, long)42.9776, -106.7682

Cities and towns (largest first)

Casper · 58,839AlcovaArmintoEdgertonEvansvilleHilandMidwestMillsNatronaPowder River

ZIP codes in Natrona County

82601 Casper82604 Casper82609 Casper82620 Alcova82630 Arminto82635 Edgerton82636 Evansville82638 Hiland82643 Midwest82644 Mills82646 Natrona82648 Powder River

Population: U.S. Census Bureau, ACS 5-year estimates, 2024.