| Avcilar to Oerlinghausen | 1,212.44 mi (1,951.23 km) |
| Avcilar to Oestrich-Winkel | 1,175.46 mi (1,891.72 km) |
| Avcilar to Offenburg | 1,139.12 mi (1,833.23 km) |
| Avcilar to Oftersheim | 1,134.10 mi (1,825.15 km) |
| Avcilar to Ohrdruf | 1,095.53 mi (1,763.09 km) |
| Avcilar to Ohringen | 1,091.58 mi (1,756.72 km) |
| Avcilar to Olbernhau | 994.90 mi (1,601.14 km) |
| Avcilar to Olching | 987.80 mi (1,589.70 km) |
| Avcilar to Oldenburg | 1,271.66 mi (2,046.53 km) |
| Avcilar to Oldenburg in Holstein | 1,232.61 mi (1,983.70 km) |
| Avcilar to Olfen | 1,251.71 mi (2,014.43 km) |
| Avcilar to Olpe | 1,212.24 mi (1,950.91 km) |
| Avcilar to Olsberg | 1,198.07 mi (1,928.10 km) |
| Avcilar to Oranienburg | 1,089.45 mi (1,753.30 km) |
| Avcilar to Ortenberg | 1,143.89 mi (1,840.92 km) |
