Bus tour agency Gray Line Hawaii 4.4 / 5 ( 404 votes ) Place Details Address 888 Kalanianaole St, Hilo, HI 96720 Phone (808) 969-3208 Website Coordinate 19.727.933.699.999.900, -1.550.521.551 Contact Direction Where is Gray Line Hawaii? 888 Kalanianaole St, Hilo, HI 96720 What is Gray Line Hawaii phone number? (808) 969-3208 What time is Gray Line Hawaii open? Does Gray Line Hawaii have a website? Gray Line Hawaii’s website is: Photos Related Places Falcon Charter Bus Columbia Blasian Limousine and Transportation Bo-Mar Transportation Inc. Trinity Transportation Maybe you like: Absolute Charm Wine Tours - Fredericksburg Texas Wine Tours Jordan Lake State Recreation Area Dumont Weigh Station