Sweetwater County Post Offices

503 Antelope Dr
Bairoil, Wyoming 82322

4050 N Us Highway 191
Farson, Wyoming 82932

102 Pine St
Granger, Wyoming 82934

350 Uinta Dr
Green River, Wyoming 82935

6945 State Highway 374
Little America, Wyoming 82929

1004 S 1st St
Reliance, Wyoming 82943

2829 Commercial Way
Rock Springs, Wyoming 82901

81 Main St
Superior, Wyoming 82945

302 Broadway St
Wamsutter, Wyoming 82336

Sweetwater County

There are 9 US Post Offices in Sweetwater County serving a total of 43,439 residents equating to 4,827 residents per post office. It's estimated that approximately 69,333 packages are handled across the 9 county post offices annually. Sweetwater County is a county located in the U.S. state of Wyoming. As of the 2010 census, the population was 43,806. Its county seat is Green River. In area, it is the largest county in the state. It is in the southwestern part of Wyoming, north of the Colorado-Utah state line. Sweetwater County comprises the Rock Springs, WY Micropolitan Statistical Area."