| Hellin to Oerlinghausen | 1,054.54 mi (1,697.13 km) |
| Hellin to Oestrich-Winkel | 925.14 mi (1,488.87 km) |
| Hellin to Offenburg | 838.19 mi (1,348.94 km) |
| Hellin to Oftersheim | 905.56 mi (1,457.36 km) |
| Hellin to Ohrdruf | 1,043.74 mi (1,679.74 km) |
| Hellin to Ohringen | 922.72 mi (1,484.97 km) |
| Hellin to Olbernhau | 1,114.04 mi (1,792.87 km) |
| Hellin to Olching | 932.48 mi (1,500.69 km) |
| Hellin to Oldenburg | 1,114.88 mi (1,794.23 km) |
| Hellin to Oldenburg in Holstein | 1,239.79 mi (1,995.25 km) |
| Hellin to Olfen | 1,011.69 mi (1,628.16 km) |
| Hellin to Olpe | 979.89 mi (1,576.98 km) |
| Hellin to Olsberg | 1,014.43 mi (1,632.56 km) |
| Hellin to Oranienburg | 1,214.37 mi (1,954.34 km) |
| Hellin to Ortenberg | 972.37 mi (1,564.88 km) |
