Selfridge, ND -- U.S. city in North Dakota Population (2000): 223 Housing Units (2000): 85 Land area (2000): 0.268541 sq. miles (0.695517 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.268541 sq. miles (0.695517 sq. km) FIPS code: 71660 Located within: North Dakota (ND), FIPS 38 Location: 46.042028 N, 100.924673 W ZIP Codes (1990): 58568 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Selfridge, ND Selfridge