First Hawaiian Bank, Kahuku Branch Basic Info Reviews Routing Numbers Map & Direction Name: First Hawaiian Bank, Kahuku Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 56-565 Kamehameha Highway Kahuku, Hawaii 96731 Honolulu County View other branches Phone: 808-844-4444 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer121301015YY121403065YN121405238YN From: To: