1. Koyuk Public Library Po Box 53069, Koyuk, AK 99753 Coordinate: 64.93167,-161.14996 Phone: (907) 963-3441
2. Koyuk Utilities Department 3rd Birch St, Koyuk, AK 99753 Coordinate: 64.93167,-161.14996 Phone: (907) 963-2456