There are 4 Post Offices in Mellette County, South Dakota, serving a population of 2,062 people in an area of 1,307 square miles. There is 1 Post Office per 515 people, and 1 Post Office per 326 square miles.
In South Dakota, Mellette County is ranked 7th of 66 counties in Post Offices per capita, and 51st of 66 counties in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Mellette County Post Offices.
US Post Office 312 North US Highway 83 White River, SD Mailing Service, Postal Services
United States Postal Service 27149 Sd Highway 63 Norris, SD Mailing Service, Postal Services
United States Postal Service 118 West Main Street Wood, SD Mailing Service, Postal Services
United States Postal Service 415 North Main Street White River, SD Mailing Service, Postal Services