Wyoming Area Code Statistics
Top three area codes for Wyoming: 307
Cheyenne ( or or Shy-anne) is the capital and largest city of the U.S. state of Wyoming and the county seat of Laramie County. It is the principal city of the Cheyenne, Wyoming, Metropolitan Statistical Area which encompasses all of Laramie County. The population is 59,466 at the 2010 census. Cheyenne is the northern terminus of the extensive and fast-growing Front Range Urban Corridor.
Wyoming Area Codes for the Largest Cities