| Cholargos to Oerlinghausen | 1,210.68 mi (1,948.40 km) |
| Cholargos to Oestrich-Winkel | 1,137.38 mi (1,830.44 km) |
| Cholargos to Offenburg | 1,073.56 mi (1,727.73 km) |
| Cholargos to Oftersheim | 1,089.23 mi (1,752.95 km) |
| Cholargos to Ohrdruf | 1,092.64 mi (1,758.43 km) |
| Cholargos to Ohringen | 1,050.45 mi (1,690.53 km) |
| Cholargos to Olbernhau | 1,014.37 mi (1,632.46 km) |
| Cholargos to Olching | 942.74 mi (1,517.19 km) |
| Cholargos to Oldenburg | 1,283.60 mi (2,065.75 km) |
| Cholargos to Oldenburg in Holstein | 1,280.15 mi (2,060.20 km) |
| Cholargos to Olfen | 1,237.00 mi (1,990.76 km) |
| Cholargos to Olpe | 1,189.72 mi (1,914.67 km) |
| Cholargos to Olsberg | 1,185.48 mi (1,907.85 km) |
| Cholargos to Oranienburg | 1,138.30 mi (1,831.92 km) |
| Cholargos to Ortenberg | 1,119.49 mi (1,801.64 km) |
