| Duragan to Oerlinghausen | 1,435.53 mi (2,310.26 km) |
| Duragan to Oestrich-Winkel | 1,423.21 mi (2,290.43 km) |
| Duragan to Offenburg | 1,403.80 mi (2,259.20 km) |
| Duragan to Oftersheim | 1,387.49 mi (2,232.95 km) |
| Duragan to Ohrdruf | 1,324.93 mi (2,132.27 km) |
| Duragan to Ohringen | 1,344.62 mi (2,163.96 km) |
| Duragan to Olbernhau | 1,215.13 mi (1,955.56 km) |
| Duragan to Olching | 1,247.89 mi (2,008.28 km) |
| Duragan to Oldenburg | 1,482.64 mi (2,386.07 km) |
| Duragan to Oldenburg in Holstein | 1,418.66 mi (2,283.11 km) |
| Duragan to Olfen | 1,481.77 mi (2,384.68 km) |
| Duragan to Olpe | 1,448.94 mi (2,331.84 km) |
| Duragan to Olsberg | 1,428.98 mi (2,299.71 km) |
| Duragan to Oranienburg | 1,282.40 mi (2,063.83 km) |
| Duragan to Ortenberg | 1,384.67 mi (2,228.41 km) |
