1. Kailua Mail Box 150 Hamakua Dr, Kailua, HI 96734 Coordinate: 21.39157,-157.74278 Phone: (808) 261-4805
2. US Post Office 335 Hahani St, Kailua, HI 96734 Coordinate: 21.406261,-157.74478 Phone: (800) 275-8777