| Borgo San Dalmazzo to Oerlinghausen | 530.21 mi (853.29 km) |
| Borgo San Dalmazzo to Oestrich-Winkel | 392.28 mi (631.31 km) |
| Borgo San Dalmazzo to Offenburg | 286.39 mi (460.90 km) |
| Borgo San Dalmazzo to Oftersheim | 351.90 mi (566.33 km) |
| Borgo San Dalmazzo to Ohrdruf | 473.49 mi (762.01 km) |
| Borgo San Dalmazzo to Ohringen | 349.50 mi (562.47 km) |
| Borgo San Dalmazzo to Olbernhau | 515.44 mi (829.51 km) |
| Borgo San Dalmazzo to Olching | 323.79 mi (521.09 km) |
| Borgo San Dalmazzo to Oldenburg | 609.65 mi (981.14 km) |
| Borgo San Dalmazzo to Oldenburg in Holstein | 705.24 mi (1,134.97 km) |
| Borgo San Dalmazzo to Olfen | 510.16 mi (821.03 km) |
| Borgo San Dalmazzo to Olpe | 462.06 mi (743.62 km) |
| Borgo San Dalmazzo to Olsberg | 487.01 mi (783.76 km) |
| Borgo San Dalmazzo to Oranienburg | 638.10 mi (1,026.92 km) |
| Borgo San Dalmazzo to Ortenberg | 422.55 mi (680.02 km) |
