| Alvin to Oerlinghausen | 5,189.47 mi (8,351.65 km) |
| Alvin to Oestrich-Winkel | 5,229.87 mi (8,416.67 km) |
| Alvin to Offenburg | 5,278.75 mi (8,495.32 km) |
| Alvin to Oftersheim | 5,273.91 mi (8,487.54 km) |
| Alvin to Ohrdruf | 5,305.86 mi (8,538.95 km) |
| Alvin to Ohringen | 5,315.56 mi (8,554.57 km) |
| Alvin to Olbernhau | 5,408.54 mi (8,704.20 km) |
| Alvin to Olching | 5,422.11 mi (8,726.04 km) |
| Alvin to Oldenburg | 5,133.78 mi (8,262.02 km) |
| Alvin to Oldenburg in Holstein | 5,190.11 mi (8,352.68 km) |
| Alvin to Olfen | 5,149.59 mi (8,287.47 km) |
| Alvin to Olpe | 5,189.65 mi (8,351.93 km) |
| Alvin to Olsberg | 5,203.23 mi (8,373.79 km) |
| Alvin to Oranienburg | 5,327.99 mi (8,574.58 km) |
| Alvin to Ortenberg | 5,258.59 mi (8,462.89 km) |
