| Runkel to Olympia Heights (Florida) | 4,804.77 mi (7,732.52 km) |
| Runkel to Omaha (Nebraska) | 4,629.76 mi (7,450.88 km) |
| Runkel to On Top of the World Designated Place (Florida) | 4,715.72 mi (7,589.22 km) |
| Runkel to Onalaska (Wisconsin) | 4,328.46 mi (6,965.98 km) |
| Runkel to Oneida (New York) | 3,786.35 mi (6,093.54 km) |
| Runkel to Oneonta (New York) | 3,790.11 mi (6,099.59 km) |
| Runkel to Ontario (California) | 5,731.50 mi (9,223.96 km) |
| Runkel to Ontario (Oregon) | 5,128.61 mi (8,253.69 km) |
| Runkel to Opa-locka (Florida) | 4,792.33 mi (7,712.51 km) |
| Runkel to Opelika (Alabama) | 4,663.30 mi (7,504.85 km) |
| Runkel to Opelousas (Louisiana) | 5,037.82 mi (8,107.59 km) |
| Runkel to Orange (California) | 5,751.82 mi (9,256.66 km) |
| Runkel to Orange (Texas) | 5,124.22 mi (8,246.63 km) |
| Runkel to Orange City (Florida) | 4,682.84 mi (7,536.30 km) |
| Runkel to Orangeburg (South Carolina) | 4,439.89 mi (7,145.32 km) |
