| Solingen to Oerlinghausen | 87.63 mi (141.03 km) |
| Solingen to Oestrich-Winkel | 90.08 mi (144.98 km) |
| Solingen to Offenburg | 190.36 mi (306.35 km) |
| Solingen to Oftersheim | 140.69 mi (226.43 km) |
| Solingen to Ohrdruf | 160.39 mi (258.13 km) |
| Solingen to Ohringen | 172.89 mi (278.24 km) |
| Solingen to Olbernhau | 274.35 mi (441.52 km) |
| Solingen to Olching | 278.89 mi (448.84 km) |
| Solingen to Oldenburg | 144.77 mi (232.98 km) |
| Solingen to Oldenburg in Holstein | 268.51 mi (432.13 km) |
| Solingen to Olfen | 40.14 mi (64.60 km) |
| Solingen to Olpe | 34.16 mi (54.97 km) |
| Solingen to Olsberg | 61.84 mi (99.53 km) |
| Solingen to Oranienburg | 283.91 mi (456.92 km) |
| Solingen to Ortenberg | 102.79 mi (165.43 km) |
