| Weissenhorn to Oerlinghausen | 261.89 mi (421.48 km) |
| Weissenhorn to Oestrich-Winkel | 152.91 mi (246.08 km) |
| Weissenhorn to Offenburg | 103.13 mi (165.97 km) |
| Weissenhorn to Oftersheim | 103.19 mi (166.06 km) |
| Weissenhorn to Ohrdruf | 176.51 mi (284.06 km) |
| Weissenhorn to Ohringen | 69.20 mi (111.37 km) |
| Weissenhorn to Olbernhau | 216.63 mi (348.62 km) |
| Weissenhorn to Olching | 53.36 mi (85.87 km) |
| Weissenhorn to Oldenburg | 345.37 mi (555.83 km) |
| Weissenhorn to Oldenburg in Holstein | 415.71 mi (669.02 km) |
| Weissenhorn to Olfen | 266.42 mi (428.76 km) |
| Weissenhorn to Olpe | 214.74 mi (345.59 km) |
| Weissenhorn to Olsberg | 223.68 mi (359.98 km) |
| Weissenhorn to Oranienburg | 335.94 mi (540.64 km) |
| Weissenhorn to Ortenberg | 150.60 mi (242.36 km) |
