| Mineral Wells to Oerlinghausen | 5,104.42 mi (8,214.77 km) |
| Mineral Wells to Oestrich-Winkel | 5,154.35 mi (8,295.12 km) |
| Mineral Wells to Offenburg | 5,209.94 mi (8,384.58 km) |
| Mineral Wells to Oftersheim | 5,200.10 mi (8,368.75 km) |
| Mineral Wells to Ohrdruf | 5,222.23 mi (8,404.36 km) |
| Mineral Wells to Ohringen | 5,240.90 mi (8,434.41 km) |
| Mineral Wells to Olbernhau | 5,321.07 mi (8,563.44 km) |
| Mineral Wells to Olching | 5,348.38 mi (8,607.39 km) |
| Mineral Wells to Oldenburg | 5,044.37 mi (8,118.13 km) |
| Mineral Wells to Oldenburg in Holstein | 5,091.76 mi (8,194.40 km) |
| Mineral Wells to Olfen | 5,067.64 mi (8,155.58 km) |
| Mineral Wells to Olpe | 5,110.01 mi (8,223.76 km) |
| Mineral Wells to Olsberg | 5,121.11 mi (8,241.63 km) |
| Mineral Wells to Oranienburg | 5,232.24 mi (8,420.48 km) |
| Mineral Wells to Ortenberg | 5,179.78 mi (8,336.05 km) |
