| Phenix City to Oerlinghausen | 4,635.63 mi (7,460.32 km) |
| Phenix City to Oestrich-Winkel | 4,664.57 mi (7,506.90 km) |
| Phenix City to Offenburg | 4,705.75 mi (7,573.17 km) |
| Phenix City to Oftersheim | 4,706.41 mi (7,574.23 km) |
| Phenix City to Ohrdruf | 4,749.49 mi (7,643.56 km) |
| Phenix City to Ohringen | 4,748.75 mi (7,642.38 km) |
| Phenix City to Olbernhau | 4,856.11 mi (7,815.15 km) |
| Phenix City to Olching | 4,853.61 mi (7,811.13 km) |
| Phenix City to Oldenburg | 4,585.71 mi (7,379.99 km) |
| Phenix City to Oldenburg in Holstein | 4,653.23 mi (7,488.64 km) |
| Phenix City to Olfen | 4,592.29 mi (7,390.58 km) |
| Phenix City to Olpe | 4,629.34 mi (7,450.20 km) |
| Phenix City to Olsberg | 4,645.76 mi (7,476.62 km) |
| Phenix City to Oranienburg | 4,786.61 mi (7,703.30 km) |
| Phenix City to Ortenberg | 4,696.87 mi (7,558.87 km) |
