Deweyville, UT -- U.S. town in Utah Population (2000): 278 Housing Units (2000): 106 Land area (2000): 6.449091 sq. miles (16.703069 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 6.449091 sq. miles (16.703069 sq. km) FIPS code: 19680 Located within: Utah (UT), FIPS 49 Location: 41.692308 N, 112.091320 W ZIP Codes (1990): 84309 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Deweyville, UT Deweyville