Pomeroy, IA -- U.S. city in Iowa Population (2000): 710 Housing Units (2000): 356 Land area (2000): 2.043484 sq. miles (5.292599 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.043484 sq. miles (5.292599 sq. km) FIPS code: 64065 Located within: Iowa (IA), FIPS 19 Location: 42.548395 N, 94.683541 W ZIP Codes (1990): 50575 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Pomeroy, IA Pomeroy