Catoosa, OK -- U.S. city in Oklahoma Population (2000): 5449 Housing Units (2000): 2093 Land area (2000): 6.959319 sq. miles (18.024553 sq. km) Water area (2000): 0.009181 sq. miles (0.023778 sq. km) Total area (2000): 6.968500 sq. miles (18.048331 sq. km) FIPS code: 12900 Located within: Oklahoma (OK), FIPS 40 Location: 36.182194 N, 95.759616 W ZIP Codes (1990): 74015 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Catoosa, OK Catoosa