| Catral to Oerlinghausen | 1,058.00 mi (1,702.68 km) |
| Catral to Oestrich-Winkel | 926.02 mi (1,490.29 km) |
| Catral to Offenburg | 835.51 mi (1,344.63 km) |
| Catral to Oftersheim | 903.70 mi (1,454.37 km) |
| Catral to Ohrdruf | 1,041.09 mi (1,675.47 km) |
| Catral to Ohringen | 918.51 mi (1,478.19 km) |
| Catral to Olbernhau | 1,106.78 mi (1,781.19 km) |
| Catral to Olching | 922.03 mi (1,483.86 km) |
| Catral to Oldenburg | 1,121.14 mi (1,804.30 km) |
| Catral to Oldenburg in Holstein | 1,243.53 mi (2,001.27 km) |
| Catral to Olfen | 1,017.20 mi (1,637.03 km) |
| Catral to Olpe | 983.21 mi (1,582.32 km) |
| Catral to Olsberg | 1,017.08 mi (1,636.83 km) |
| Catral to Oranienburg | 1,211.84 mi (1,950.27 km) |
| Catral to Ortenberg | 971.83 mi (1,564.01 km) |
