| Sungurlu to Oerlinghausen | 1,465.79 mi (2,358.96 km) |
| Sungurlu to Oestrich-Winkel | 1,444.67 mi (2,324.97 km) |
| Sungurlu to Offenburg | 1,418.43 mi (2,282.75 km) |
| Sungurlu to Oftersheim | 1,406.65 mi (2,263.78 km) |
| Sungurlu to Ohrdruf | 1,352.59 mi (2,176.79 km) |
| Sungurlu to Ohringen | 1,363.76 mi (2,194.76 km) |
| Sungurlu to Olbernhau | 1,245.29 mi (2,004.10 km) |
| Sungurlu to Olching | 1,263.85 mi (2,033.97 km) |
| Sungurlu to Oldenburg | 1,517.01 mi (2,441.40 km) |
| Sungurlu to Oldenburg in Holstein | 1,460.24 mi (2,350.03 km) |
| Sungurlu to Olfen | 1,509.84 mi (2,429.85 km) |
| Sungurlu to Olpe | 1,474.55 mi (2,373.07 km) |
| Sungurlu to Olsberg | 1,456.55 mi (2,344.10 km) |
| Sungurlu to Oranienburg | 1,321.32 mi (2,126.46 km) |
| Sungurlu to Ortenberg | 1,408.57 mi (2,266.88 km) |
