| Valley to Oerlinghausen | 4,623.66 mi (7,441.07 km) |
| Valley to Oestrich-Winkel | 4,653.47 mi (7,489.03 km) |
| Valley to Offenburg | 4,695.27 mi (7,556.30 km) |
| Valley to Oftersheim | 4,695.48 mi (7,556.65 km) |
| Valley to Ohrdruf | 4,737.73 mi (7,624.64 km) |
| Valley to Ohringen | 4,737.79 mi (7,624.73 km) |
| Valley to Olbernhau | 4,844.10 mi (7,795.83 km) |
| Valley to Olching | 4,842.80 mi (7,793.73 km) |
| Valley to Oldenburg | 4,573.33 mi (7,360.06 km) |
| Valley to Oldenburg in Holstein | 4,640.12 mi (7,467.55 km) |
| Valley to Olfen | 4,580.57 mi (7,371.71 km) |
| Valley to Olpe | 4,617.84 mi (7,431.70 km) |
| Valley to Olsberg | 4,634.06 mi (7,457.80 km) |
| Valley to Oranienburg | 4,773.83 mi (7,682.73 km) |
| Valley to Ortenberg | 4,685.50 mi (7,540.58 km) |
