| Cheltenham to Oerlinghausen | 456.87 mi (735.25 km) |
| Cheltenham to Oestrich-Winkel | 457.00 mi (735.47 km) |
| Cheltenham to Offenburg | 501.41 mi (806.94 km) |
| Cheltenham to Oftersheim | 497.85 mi (801.21 km) |
| Cheltenham to Ohrdruf | 556.37 mi (895.39 km) |
| Cheltenham to Ohringen | 540.26 mi (869.47 km) |
| Cheltenham to Olbernhau | 669.67 mi (1,077.73 km) |
| Cheltenham to Olching | 645.23 mi (1,038.40 km) |
| Cheltenham to Oldenburg | 440.25 mi (708.52 km) |
| Cheltenham to Oldenburg in Holstein | 561.30 mi (903.33 km) |
| Cheltenham to Olfen | 403.62 mi (649.56 km) |
| Cheltenham to Olpe | 430.21 mi (692.35 km) |
| Cheltenham to Olsberg | 453.72 mi (730.19 km) |
| Cheltenham to Oranienburg | 647.67 mi (1,042.33 km) |
| Cheltenham to Ortenberg | 493.40 mi (794.06 km) |
