| East Honolulu to Olympia Heights (Florida) | 4,840.82 mi (7,790.54 km) |
| East Honolulu to Omaha (Nebraska) | 3,808.15 mi (6,128.63 km) |
| East Honolulu to On Top of the World Designated Place (Florida) | 4,669.30 mi (7,514.52 km) |
| East Honolulu to Onalaska (Wisconsin) | 4,056.32 mi (6,528.02 km) |
| East Honolulu to Oneida (New York) | 4,836.25 mi (7,783.19 km) |
| East Honolulu to Oneonta (New York) | 4,874.22 mi (7,844.29 km) |
| East Honolulu to Ontario (California) | 2,588.41 mi (4,165.65 km) |
| East Honolulu to Ontario (Oregon) | 2,800.92 mi (4,507.65 km) |
| East Honolulu to Opa-locka (Florida) | 4,842.77 mi (7,793.69 km) |
| East Honolulu to Opelika (Alabama) | 4,441.57 mi (7,148.02 km) |
| East Honolulu to Opelousas (Louisiana) | 4,074.25 mi (6,556.88 km) |
| East Honolulu to Orange (California) | 2,573.62 mi (4,141.85 km) |
| East Honolulu to Orange (Texas) | 3,978.71 mi (6,403.11 km) |
| East Honolulu to Orange City (Florida) | 4,730.75 mi (7,613.40 km) |
| East Honolulu to Orangeburg (South Carolina) | 4,687.49 mi (7,543.79 km) |
