Koyuk, AK -- U.S. city in Alaska Population (2000): 297 Housing Units (2000): 95 Land area (2000): 4.737178 sq. miles (12.269234 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 4.737178 sq. miles (12.269234 sq. km) FIPS code: 41940 Located within: Alaska (AK), FIPS 02 Location: 64.931099 N, 161.158480 W ZIP Codes (1990): 99753 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Koyuk, AK Koyuk