| Ruggell to Oerlinghausen | 328.53 mi (528.72 km) |
| Ruggell to Oestrich-Winkel | 202.81 mi (326.39 km) |
| Ruggell to Offenburg | 112.36 mi (180.83 km) |
| Ruggell to Oftersheim | 153.19 mi (246.54 km) |
| Ruggell to Ohrdruf | 253.45 mi (407.89 km) |
| Ruggell to Ohringen | 135.09 mi (217.40 km) |
| Ruggell to Olbernhau | 292.52 mi (470.76 km) |
| Ruggell to Olching | 105.95 mi (170.51 km) |
| Ruggell to Oldenburg | 411.71 mi (662.59 km) |
| Ruggell to Oldenburg in Holstein | 490.99 mi (790.16 km) |
| Ruggell to Olfen | 323.65 mi (520.86 km) |
| Ruggell to Olpe | 271.68 mi (437.22 km) |
| Ruggell to Olsberg | 287.54 mi (462.75 km) |
| Ruggell to Oranienburg | 414.54 mi (667.14 km) |
| Ruggell to Ortenberg | 216.03 mi (347.67 km) |
