| Hamidiye to Olympia Heights (Florida) | 5,896.84 mi (9,490.05 km) |
| Hamidiye to Omaha (Nebraska) | 5,756.99 mi (9,264.98 km) |
| Hamidiye to On Top of the World Designated Place (Florida) | 5,824.95 mi (9,374.35 km) |
| Hamidiye to Onalaska (Wisconsin) | 5,457.20 mi (8,782.52 km) |
| Hamidiye to Oneida (New York) | 4,915.57 mi (7,910.84 km) |
| Hamidiye to Oneonta (New York) | 4,917.94 mi (7,914.65 km) |
| Hamidiye to Ontario (California) | 6,823.55 mi (10,981.44 km) |
| Hamidiye to Ontario (Oregon) | 6,193.62 mi (9,967.67 km) |
| Hamidiye to Opa-locka (Florida) | 5,884.78 mi (9,470.64 km) |
| Hamidiye to Opelika (Alabama) | 5,787.08 mi (9,313.41 km) |
| Hamidiye to Opelousas (Louisiana) | 6,167.04 mi (9,924.88 km) |
| Hamidiye to Orange (California) | 6,843.65 mi (11,013.79 km) |
| Hamidiye to Orange (Texas) | 6,254.55 mi (10,065.73 km) |
| Hamidiye to Orange City (Florida) | 5,788.94 mi (9,316.39 km) |
| Hamidiye to Orangeburg (South Carolina) | 5,557.66 mi (8,944.19 km) |
