Wyoming County Codes

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These codes were first used in 1930 and remain in use through the present. They were initially assigned in descending order of total property valuation within the county.

County Code #: County (County Seat)

1: Natrona (Casper)
2: Laramie (Cheyenne)
3: Sheridan (Sheridan)
4: Sweetwater (Green River)
5: Albany (Laramie)
6: Carbon (Rawlins)
7: Goshen (Torrington)
8: Platte (Wheatland)
9: Big Horn (Basin)
10: Fremont (Lander)
11: Park (Cody)
12: Lincoln (Kemmerer)
13: Converse (Douglas)
14: Niobrara (Lusk)
15: Hot Springs (Thermopolis)
16: Johnson (Buffalo)
17: Campbell (Gillette)
18: Crook (Sundance)
19: Uinta (Evanston)
20: Washakie (Worland)
21: Weston (Newcastle)
22: Teton (Jackson)
23: Sublette (Pinedale)
99: Rental/Fleet

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© Copyright 1998-2014 David Nicholson. All Rights Reserved.

Last Modified 3/15/2012 (spelling correction).