| Erding to Olympia Heights (Florida) | 5,009.85 mi (8,062.57 km) |
| Erding to Omaha (Nebraska) | 4,853.01 mi (7,810.16 km) |
| Erding to On Top of the World Designated Place (Florida) | 4,926.23 mi (7,928.00 km) |
| Erding to Onalaska (Wisconsin) | 4,551.57 mi (7,325.05 km) |
| Erding to Oneida (New York) | 4,004.79 mi (6,445.09 km) |
| Erding to Oneonta (New York) | 4,007.78 mi (6,449.90 km) |
| Erding to Ontario (California) | 5,952.83 mi (9,580.15 km) |
| Erding to Ontario (Oregon) | 5,346.54 mi (8,604.43 km) |
| Erding to Opa-locka (Florida) | 4,997.52 mi (8,042.73 km) |
| Erding to Opelika (Alabama) | 4,879.20 mi (7,852.31 km) |
| Erding to Opelousas (Louisiana) | 5,256.34 mi (8,459.26 km) |
| Erding to Orange (California) | 5,973.13 mi (9,612.83 km) |
| Erding to Orange (Texas) | 5,343.40 mi (8,599.38 km) |
| Erding to Orange City (Florida) | 4,892.29 mi (7,873.38 km) |
| Erding to Orangeburg (South Carolina) | 4,653.35 mi (7,488.84 km) |
