| Wailuku to Olympia (Washington) | 2,605.36 mi (4,192.93 km) |
| Wailuku to Olympia Heights (Florida) | 4,777.62 mi (7,688.83 km) |
| Wailuku to Omaha (Nebraska) | 3,762.04 mi (6,054.42 km) |
| Wailuku to On Top of the World Designated Place (Florida) | 4,609.15 mi (7,417.72 km) |
| Wailuku to Onalaska (Wisconsin) | 4,013.99 mi (6,459.89 km) |
| Wailuku to Oneida (New York) | 4,794.16 mi (7,715.46 km) |
| Wailuku to Oneonta (New York) | 4,831.42 mi (7,775.42 km) |
| Wailuku to Ontario (California) | 2,533.77 mi (4,077.71 km) |
| Wailuku to Ontario (Oregon) | 2,764.70 mi (4,449.36 km) |
| Wailuku to Opa-locka (Florida) | 4,779.76 mi (7,692.29 km) |
| Wailuku to Opelika (Alabama) | 4,384.84 mi (7,056.72 km) |
| Wailuku to Opelousas (Louisiana) | 4,014.04 mi (6,459.97 km) |
| Wailuku to Orange (California) | 2,518.61 mi (4,053.32 km) |
| Wailuku to Orange (Texas) | 3,917.81 mi (6,305.10 km) |
| Wailuku to Orange City (Florida) | 4,670.62 mi (7,516.64 km) |
