| Rutherglen to Oerlinghausen | 587.13 mi (944.90 km) |
| Rutherglen to Oestrich-Winkel | 647.37 mi (1,041.85 km) |
| Rutherglen to Offenburg | 721.90 mi (1,161.79 km) |
| Rutherglen to Oftersheim | 696.36 mi (1,120.69 km) |
| Rutherglen to Ohrdruf | 704.85 mi (1,134.35 km) |
| Rutherglen to Ohringen | 734.15 mi (1,181.50 km) |
| Rutherglen to Olbernhau | 805.32 mi (1,296.04 km) |
| Rutherglen to Olching | 841.71 mi (1,354.61 km) |
| Rutherglen to Oldenburg | 531.27 mi (854.99 km) |
| Rutherglen to Oldenburg in Holstein | 605.34 mi (974.21 km) |
| Rutherglen to Olfen | 551.20 mi (887.07 km) |
| Rutherglen to Olpe | 595.85 mi (958.93 km) |
| Rutherglen to Olsberg | 604.39 mi (972.66 km) |
| Rutherglen to Oranienburg | 732.82 mi (1,179.36 km) |
| Rutherglen to Ortenberg | 666.16 mi (1,072.08 km) |
