The most populous cities in area code 307 are: Cheyenne, Casper, Laramie, Gillette, and Rock Springs.
Other cities in the 307 area code include: Sheridan, Green River, Evanston, Riverton, Jackson, Cody, Rawlins, Lander, Torrington, Douglas, Powell, Worland, Buffalo, Wheatland, Newcastle, Thermopolis, Kemmerer, Glenrock, Fe Warren Afb, Lovell, Lyman, Pinedale, Greybull, Afton, Alpine, Saratoga, Basin, Sundance, Pine Bluffs, Upton, Guernsey, Moorcroft, Dubois, Hanna, Shirley Basin, Lingle, Big Piney, Alta, Cokeville, Shoshoni, Lagrange, Encampment, Baggs, Freedom, Alva, La Barge, Midwest, Meeteetse, Burns, Carpenter, Medicine Bow, Glendo, Chugwater, Burlington, Osage, Kaycee, Farson, Rock River, Ten Sleep, Fort Bridger, Deaver, Albin, Parkman, Clearmont, Crowheart, Yellowstone National Park, Beulah, Hyattville, Manville, Arvada, Lance Creek, Van Tassell, Jeffrey City, Lonetree, Aladdin, Garrett, Moose, Moran, Rozet, and Wolf.
Cheyenne is the capital and most populous city of the US 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 was 59,466 at the 2010 census. Cheyenne is the northern terminus of the extensive and fast-growing Front Range Urban Corridor that stretches from Cheyenne to Pueblo, Colorado, and has a population of 4,333,742 according to the 2010 United States Census. Cheyenne is situated on Crow Creek and Dry Creek. The Cheyenne, Wyoming Metropolitan Area had a 2010 population of 91,738, making it the 354th most populous metropolitan area in the United States.
Casper is a city in and the county seat of Natrona County, Wyoming, United States. Casper is the second-largest city in Wyoming, according to the 2010 census, with a population of 55,316. Only Cheyenne, the state capital, is larger. Casper is nicknamed "The Oil City" and has a long history of oil boomtown and cowboy culture, dating back to the development of the nearby Salt Creek Oil Field. In 2010, Casper was named the highest-ranked family-friendly small city in the West, and ranked eighth overall in the nation in Forbes magazine's list of "the best small cities to raise a family". Casper is located in east-central Wyoming at the foot of Casper Mountain, the north end of the Laramie Mountain Range, along the North Platte River.
Laramie / ˈ l ær ə m i / is a city and the county seat of Albany County, Wyoming, United States. The population was 30,816 at the 2010 census. Located on the Laramie River in southeastern Wyoming, the city is west of Cheyenne, at the junction of Interstate 80 and U.S. Route 287.Laramie was settled in the mid-19th century along the Union Pacific Railroad line, which crosses the Laramie River at Laramie. It is home to the University of Wyoming, Wyoming Technical Institute, and a branch of Laramie County Community College. Laramie Regional Airport serves Laramie. The ruins of Fort Sanders, an army fort predating Laramie, lie just south of the city along Route 287. Located in the Laramie Valley between the Snowy Range and the Laramie Range, the city draws outdoor enthusiasts with its abundance of outdoor activities, and is the home of the University of Wyoming.In 2011, Laramie was named as one of the best cities in which to retire by Money Magazine, which cited its scenic location, low taxes, and educational opportunities.
The 307 area code lies within the Mountain Daylight Time Zone (or MDT). The current time in Mountain Daylight Time is 11:57 AM on Apr 20, 2021.
