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ZIP codes in Fremont County, Wyoming

Fremont County, Wyoming has 13 ZIP codes in this list, from 82310 to 82649. They cover 13 places, among them Jeffrey City, Riverton, Arapahoe and Crowheart.

ZIP codePlaceLand area (sq mi)Map point
82310Jeffrey City50.942.540, -107.872
82501Riverton69443.035, -108.202
82510Arapahoe63.942.968, -108.494
82512Crowheart69843.372, -109.296
82513Dubois1,44543.545, -109.649
82514Fort Washakie16143.005, -108.896
82515Hudson8.842.906, -108.583
82516Kinnear27543.268, -108.933
82520Lander1,49342.921, -108.591
82523Pavillion47743.362, -108.700
82524Saint Stephensno area42.984, -108.416
82642Lysite35643.328, -107.649
82649Shoshoni58843.246, -108.101

The ZIP code areas of Fremont County add up to about 6,310 square miles of land (16,343 sq km) as the Census Bureau draws them. The largest is 82520 (Lander), with 1,493 square miles.

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

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