| Borcka to Oerlinghausen | 1,708.87 mi (2,750.16 km) |
| Borcka to Oestrich-Winkel | 1,714.36 mi (2,759.00 km) |
| Borcka to Offenburg | 1,706.90 mi (2,746.99 km) |
| Borcka to Oftersheim | 1,683.16 mi (2,708.79 km) |
| Borcka to Ohrdruf | 1,605.30 mi (2,583.48 km) |
| Borcka to Ohringen | 1,640.81 mi (2,640.63 km) |
| Borcka to Olbernhau | 1,492.08 mi (2,401.26 km) |
| Borcka to Olching | 1,550.48 mi (2,495.25 km) |
| Borcka to Oldenburg | 1,745.97 mi (2,809.87 km) |
| Borcka to Oldenburg in Holstein | 1,664.85 mi (2,679.33 km) |
| Borcka to Olfen | 1,759.22 mi (2,831.18 km) |
| Borcka to Olpe | 1,731.81 mi (2,787.08 km) |
| Borcka to Olsberg | 1,708.10 mi (2,748.92 km) |
| Borcka to Oranienburg | 1,538.02 mi (2,475.20 km) |
| Borcka to Ortenberg | 1,671.67 mi (2,690.30 km) |
