There are 4 Post Offices in Mercer County, North Dakota, serving a population of 8,637 people in an area of 1,043 square miles. There is 1 Post Office per 2,159 people, and 1 Post Office per 260 square miles.
In North Dakota, Mercer County is ranked 43rd of 53 counties in Post Offices per capita, and 37th of 53 counties in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Mercer County Post Offices.
US Post Office 113 Main Street Zap, ND Postal Services, Shipping Agent
United States Postal Service 13 Main Street West Golden Valley, ND Mailing Service, Postal Services
United States Postal Service 113 Main Street Zap, ND Mailing Service, Postal Services
United States Postal Service 119 Harmon Avenue Stanton, ND Mailing Service, Postal Services