| Cannock to Oerlinghausen | 453.88 mi (730.45 km) |
| Cannock to Oestrich-Winkel | 470.47 mi (757.15 km) |
| Cannock to Offenburg | 524.80 mi (844.58 km) |
| Cannock to Oftersheim | 514.35 mi (827.76 km) |
| Cannock to Ohrdruf | 559.85 mi (900.99 km) |
| Cannock to Ohringen | 555.91 mi (894.66 km) |
| Cannock to Olbernhau | 671.39 mi (1,080.50 km) |
| Cannock to Olching | 662.65 mi (1,066.44 km) |
| Cannock to Oldenburg | 427.42 mi (687.87 km) |
| Cannock to Oldenburg in Holstein | 541.35 mi (871.21 km) |
| Cannock to Olfen | 403.81 mi (649.87 km) |
| Cannock to Olpe | 436.02 mi (701.71 km) |
| Cannock to Olsberg | 455.95 mi (733.78 km) |
| Cannock to Oranienburg | 637.58 mi (1,026.09 km) |
| Cannock to Ortenberg | 502.39 mi (808.52 km) |
