| Helleland to Oerlinghausen | 492.01 mi (791.81 km) |
| Helleland to Oestrich-Winkel | 621.01 mi (999.42 km) |
| Helleland to Offenburg | 725.83 mi (1,168.12 km) |
| Helleland to Oftersheim | 667.77 mi (1,074.67 km) |
| Helleland to Ohrdruf | 591.18 mi (951.41 km) |
| Helleland to Ohringen | 686.60 mi (1,104.97 km) |
| Helleland to Olbernhau | 643.04 mi (1,034.88 km) |
| Helleland to Olching | 772.84 mi (1,243.77 km) |
| Helleland to Oldenburg | 408.48 mi (657.39 km) |
| Helleland to Oldenburg in Holstein | 372.65 mi (599.71 km) |
| Helleland to Olfen | 499.97 mi (804.62 km) |
| Helleland to Olpe | 550.41 mi (885.80 km) |
| Helleland to Olsberg | 532.20 mi (856.50 km) |
| Helleland to Oranienburg | 513.77 mi (826.84 km) |
| Helleland to Ortenberg | 604.40 mi (972.69 km) |
