| Viernheim to Oerlinghausen | 167.60 mi (269.72 km) |
| Viernheim to Oestrich-Winkel | 40.86 mi (65.75 km) |
| Viernheim to Offenburg | 79.83 mi (128.47 km) |
| Viernheim to Oftersheim | 11.83 mi (19.03 km) |
| Viernheim to Ohrdruf | 130.31 mi (209.71 km) |
| Viernheim to Ohringen | 47.71 mi (76.77 km) |
| Viernheim to Olbernhau | 224.54 mi (361.36 km) |
| Viernheim to Olching | 155.16 mi (249.70 km) |
| Viernheim to Oldenburg | 249.38 mi (401.35 km) |
| Viernheim to Oldenburg in Holstein | 343.07 mi (552.12 km) |
| Viernheim to Olfen | 159.14 mi (256.11 km) |
| Viernheim to Olpe | 107.09 mi (172.35 km) |
| Viernheim to Olsberg | 125.01 mi (201.19 km) |
| Viernheim to Oranienburg | 299.94 mi (482.71 km) |
| Viernheim to Ortenberg | 60.11 mi (96.74 km) |
