How many cities are there in Wyoming? There are a total of 176 towns and cities in the state of Wyoming. Top 10 biggest cities by population are Cheyenne, Casper, Laramie, Gillette, Rock Springs, Sheridan, Green River, Evanston, Riverton, and Jackson while top ten largest cities by land area are Casper, Cheyenne, Rock Springs, Gillette, Laramie, Green River, Sheridan, Evanston, Cody, and Riverton.
