| Grafelfing to Olympia Heights (Florida) | 4,993.08 mi (8,035.59 km) |
| Grafelfing to Omaha (Nebraska) | 4,843.86 mi (7,795.44 km) |
| Grafelfing to On Top of the World Designated Place (Florida) | 4,910.68 mi (7,902.98 km) |
| Grafelfing to Onalaska (Wisconsin) | 4,542.11 mi (7,309.82 km) |
| Grafelfing to Oneida (New York) | 3,991.86 mi (6,424.28 km) |
| Grafelfing to Oneonta (New York) | 3,994.53 mi (6,428.57 km) |
| Grafelfing to Ontario (California) | 5,947.58 mi (9,571.71 km) |
| Grafelfing to Ontario (Oregon) | 5,343.35 mi (8,599.28 km) |
| Grafelfing to Opa-locka (Florida) | 4,980.78 mi (8,015.78 km) |
| Grafelfing to Opelika (Alabama) | 4,865.23 mi (7,829.83 km) |
| Grafelfing to Opelousas (Louisiana) | 5,243.38 mi (8,438.40 km) |
| Grafelfing to Orange (California) | 5,967.90 mi (9,604.40 km) |
| Grafelfing to Orange (Texas) | 5,330.75 mi (8,579.01 km) |
| Grafelfing to Orange City (Florida) | 4,876.48 mi (7,847.94 km) |
| Grafelfing to Orangeburg (South Carolina) | 4,638.62 mi (7,465.13 km) |
