Elk City, OK -- U.S. city in Oklahoma Population (2000): 10510 Housing Units (2000): 4973 Land area (2000): 14.621314 sq. miles (37.869027 sq. km) Water area (2000): 0.278219 sq. miles (0.720584 sq. km) Total area (2000): 14.899533 sq. miles (38.589611 sq. km) FIPS code: 23500 Located within: Oklahoma (OK), FIPS 40 Location: 35.402694 N, 99.423812 W ZIP Codes (1990): 73644 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Elk City, OK Elk City