| Mendicino to Oerlinghausen | 948.93 mi (1,527.16 km) |
| Mendicino to Oestrich-Winkel | 843.04 mi (1,356.73 km) |
| Mendicino to Offenburg | 756.47 mi (1,217.42 km) |
| Mendicino to Oftersheim | 792.30 mi (1,275.08 km) |
| Mendicino to Ohrdruf | 841.80 mi (1,354.75 km) |
| Mendicino to Ohringen | 761.67 mi (1,225.78 km) |
| Mendicino to Olbernhau | 800.09 mi (1,287.62 km) |
| Mendicino to Olching | 663.43 mi (1,067.69 km) |
| Mendicino to Oldenburg | 1,030.69 mi (1,658.74 km) |
| Mendicino to Oldenburg in Holstein | 1,068.17 mi (1,719.05 km) |
| Mendicino to Olfen | 958.87 mi (1,543.16 km) |
| Mendicino to Olpe | 907.24 mi (1,460.06 km) |
| Mendicino to Olsberg | 914.14 mi (1,471.17 km) |
| Mendicino to Oranienburg | 942.71 mi (1,517.15 km) |
| Mendicino to Ortenberg | 841.62 mi (1,354.45 km) |
