Natrona County, Wyoming Zip Codes

Zip Code
City
Population ↓
82604Casper27,492
82601Casper26,973
82609Casper18,567
82636Evansville3,903
82644Mills1,739
82620Alcova226
82643Midwest205
82635Edgerton116
82638Hiland115
82648Powder River114
82646Natrona26
82630Arminto0

Overview of Zip Codes in Natrona County

12
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2024, there are 12 ZCTAs in Natrona County, Wyoming (US Census).