Public Directory Add to Address Book. Mauna Loa Mac Nut Corp. Mauna Loa Mac Nut Corp. Address 16-701 Macadamia Rd. Keaau HI 96749 United Statespostal Phone: 888-628-6256home Work Email: aloha@maunaloa.comINTERNET Website: https://www.maunaloa.com/ Related by Category Destination Hilo (808) 963- 5091home destinationhilo@gmail.comINTERNET Hawaii Tropical Bioreserve & Garden 808-964-5233home Hawaii Forest & Trail, Ltd. (808) 331- 8505home info@hawaii-forest.comINTERNET Imiloa Astronomy Center of Hawai‘i 808-932-8901home imiloa.info@hawaii.eduINTERNET Volcano Art Center (808) 967-8222home mnelson@volcanoartcenter.orgINTERNET Ka‘u Coffee Mill, LLC 808-928-0550home info@kaucoffeemill.comINTERNET Gourmet Barn, LLC (808) 491-5032home info@baumkuchenfarm.comINTERNET Hilo Axe Lounge (808) 498-0410home info@hiloaxelounge.comINTERNET