| Nijar to Oerlinghausen | 1,163.79 mi (1,872.94 km) |
| Nijar to Oestrich-Winkel | 1,033.39 mi (1,663.08 km) |
| Nijar to Offenburg | 944.71 mi (1,520.36 km) |
| Nijar to Oftersheim | 1,012.54 mi (1,629.52 km) |
| Nijar to Ohrdruf | 1,150.36 mi (1,851.33 km) |
| Nijar to Ohringen | 1,028.42 mi (1,655.08 km) |
| Nijar to Olbernhau | 1,217.86 mi (1,959.95 km) |
| Nijar to Olching | 1,033.86 mi (1,663.84 km) |
| Nijar to Oldenburg | 1,224.92 mi (1,971.31 km) |
| Nijar to Oldenburg in Holstein | 1,349.17 mi (2,171.28 km) |
| Nijar to Olfen | 1,121.52 mi (1,804.91 km) |
| Nijar to Olpe | 1,089.06 mi (1,752.68 km) |
| Nijar to Olsberg | 1,123.38 mi (1,807.91 km) |
| Nijar to Oranienburg | 1,321.11 mi (2,126.11 km) |
| Nijar to Ortenberg | 1,080.02 mi (1,738.12 km) |
