| Business | Phone |
| National Astronomical 650 N Aohoku Pl 1, Hilo 96720 | (808) 934-7788 |
| National Radio Astronomy Mauna Kea, Hilo 96720 | (808) 935-6719 |
| James Clerk Maxwell Telescope 660 N Aohoku University Park, Hilo 96720 | (808) 935-0852 |
| Joint Astronomy Ctr 660 N Aohoku Pl, Hilo 96720 | (808) 961-3756 |