| Cetinje to Oerlinghausen | 817.25 mi (1,315.24 km) |
| Cetinje to Oestrich-Winkel | 740.18 mi (1,191.20 km) |
| Cetinje to Offenburg | 677.64 mi (1,090.55 km) |
| Cetinje to Oftersheim | 691.98 mi (1,113.64 km) |
| Cetinje to Ohrdruf | 700.31 mi (1,127.03 km) |
| Cetinje to Ohringen | 653.27 mi (1,051.33 km) |
| Cetinje to Olbernhau | 630.71 mi (1,015.03 km) |
| Cetinje to Olching | 545.63 mi (878.11 km) |
| Cetinje to Oldenburg | 892.52 mi (1,436.37 km) |
| Cetinje to Oldenburg in Holstein | 901.14 mi (1,450.25 km) |
| Cetinje to Olfen | 841.25 mi (1,353.86 km) |
| Cetinje to Olpe | 793.32 mi (1,276.73 km) |
| Cetinje to Olsberg | 790.34 mi (1,271.93 km) |
| Cetinje to Oranienburg | 763.60 mi (1,228.89 km) |
| Cetinje to Ortenberg | 723.22 mi (1,163.91 km) |
