| East Niles to Oerlinghausen | 5,624.55 mi (9,051.84 km) |
| East Niles to Oestrich-Winkel | 5,708.17 mi (9,186.42 km) |
| East Niles to Offenburg | 5,786.08 mi (9,311.79 km) |
| East Niles to Oftersheim | 5,758.16 mi (9,266.86 km) |
| East Niles to Ohrdruf | 5,742.06 mi (9,240.95 km) |
| East Niles to Ohringen | 5,793.83 mi (9,324.28 km) |
| East Niles to Olbernhau | 5,821.25 mi (9,368.39 km) |
| East Niles to Olching | 5,899.77 mi (9,494.77 km) |
| East Niles to Oldenburg | 5,550.70 mi (8,933.00 km) |
| East Niles to Oldenburg in Holstein | 5,560.49 mi (8,948.74 km) |
| East Niles to Olfen | 5,601.41 mi (9,014.60 km) |
| East Niles to Olpe | 5,650.49 mi (9,093.59 km) |
| East Niles to Olsberg | 5,651.64 mi (9,095.44 km) |
| East Niles to Oranienburg | 5,704.22 mi (9,180.06 km) |
| East Niles to Ortenberg | 5,720.02 mi (9,205.49 km) |
