| Salzwedel to Oerlinghausen | 121.15 mi (194.98 km) |
| Salzwedel to Oestrich-Winkel | 239.10 mi (384.79 km) |
| Salzwedel to Offenburg | 333.94 mi (537.43 km) |
| Salzwedel to Oftersheim | 264.87 mi (426.26 km) |
| Salzwedel to Ohrdruf | 140.83 mi (226.64 km) |
| Salzwedel to Ohringen | 262.17 mi (421.92 km) |
| Salzwedel to Olbernhau | 177.39 mi (285.49 km) |
| Salzwedel to Olching | 321.37 mi (517.19 km) |
| Salzwedel to Oldenburg | 123.76 mi (199.18 km) |
| Salzwedel to Oldenburg in Holstein | 100.78 mi (162.19 km) |
| Salzwedel to Olfen | 177.40 mi (285.49 km) |
| Salzwedel to Olpe | 189.73 mi (305.33 km) |
| Salzwedel to Olsberg | 153.45 mi (246.95 km) |
| Salzwedel to Oranienburg | 87.42 mi (140.69 km) |
| Salzwedel to Ortenberg | 194.35 mi (312.77 km) |
