| Sighisoara to Oerlinghausen | 828.16 mi (1,332.79 km) |
| Sighisoara to Oestrich-Winkel | 815.48 mi (1,312.39 km) |
| Sighisoara to Offenburg | 802.69 mi (1,291.80 km) |
| Sighisoara to Oftersheim | 781.43 mi (1,257.58 km) |
| Sighisoara to Ohrdruf | 716.34 mi (1,152.84 km) |
| Sighisoara to Ohringen | 738.74 mi (1,188.88 km) |
| Sighisoara to Olbernhau | 607.57 mi (977.80 km) |
| Sighisoara to Olching | 646.22 mi (1,039.99 km) |
| Sighisoara to Oldenburg | 879.00 mi (1,414.61 km) |
| Sighisoara to Oldenburg in Holstein | 827.58 mi (1,331.87 km) |
| Sighisoara to Olfen | 873.37 mi (1,405.55 km) |
| Sighisoara to Olpe | 840.11 mi (1,352.02 km) |
| Sighisoara to Olsberg | 820.41 mi (1,320.32 km) |
| Sighisoara to Oranienburg | 686.28 mi (1,104.46 km) |
| Sighisoara to Ortenberg | 776.05 mi (1,248.92 km) |
