There are 4 Post Offices in Oliver County, North Dakota, serving a population of 1,822 people in an area of 723 square miles. There is 1 Post Office per 455 people, and 1 Post Office per 180 square miles.
In North Dakota, Oliver County is ranked 9th of 53 counties in Post Offices per capita, and 25th of 53 counties in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Oliver County Post Offices.
US Post Office 13 1st Avenue Southwest Hazen, ND Postal Services, Shipping Agent
United States Postal Service 115 South Center Avenue Center, ND Mailing Service, Postal Services
United States Postal Service 13 1st Avenue Southwest Hazen, ND Mailing Service, Postal Services
United States Postal Service 111 East Main Street Beulah, ND Mailing Service, Postal Services