| Rumia to Olympia Heights (Florida) | 5,118.43 mi (8,237.31 km) |
| Rumia to Omaha (Nebraska) | 4,773.37 mi (7,682.00 km) |
| Rumia to On Top of the World Designated Place (Florida) | 5,002.22 mi (8,050.30 km) |
| Rumia to Onalaska (Wisconsin) | 4,482.20 mi (7,213.41 km) |
| Rumia to Oneida (New York) | 4,023.41 mi (6,475.06 km) |
| Rumia to Oneonta (New York) | 4,034.38 mi (6,492.71 km) |
| Rumia to Ontario (California) | 5,780.18 mi (9,302.31 km) |
| Rumia to Ontario (Oregon) | 5,137.85 mi (8,268.57 km) |
| Rumia to Opa-locka (Florida) | 5,105.58 mi (8,216.63 km) |
| Rumia to Opelika (Alabama) | 4,914.34 mi (7,908.87 km) |
| Rumia to Opelousas (Louisiana) | 5,262.59 mi (8,469.33 km) |
| Rumia to Orange (California) | 5,800.06 mi (9,334.29 km) |
| Rumia to Orange (Texas) | 5,341.30 mi (8,595.99 km) |
| Rumia to Orange City (Florida) | 4,975.53 mi (8,007.34 km) |
| Rumia to Orangeburg (South Carolina) | 4,710.46 mi (7,580.75 km) |
