| Ceglie Messapico to Oberkirch | 714.00 mi (1,149.07 km) |
| Ceglie Messapico to Obernburg am Main | 752.95 mi (1,211.76 km) |
| Ceglie Messapico to Obernkirchen | 894.91 mi (1,440.21 km) |
| Ceglie Messapico to Oberschleissheim | 600.71 mi (966.75 km) |
| Ceglie Messapico to Oberstdorf | 588.35 mi (946.86 km) |
| Ceglie Messapico to Obertraubling | 630.85 mi (1,015.25 km) |
| Ceglie Messapico to Obertshausen | 773.67 mi (1,245.10 km) |
| Ceglie Messapico to Oberursel | 788.00 mi (1,268.16 km) |
| Ceglie Messapico to Ochsenfurt | 718.82 mi (1,156.83 km) |
| Ceglie Messapico to Ochsenhausen | 633.48 mi (1,019.49 km) |
| Ceglie Messapico to Ochtrup | 935.23 mi (1,505.11 km) |
| Ceglie Messapico to Odenthal | 872.50 mi (1,404.15 km) |
| Ceglie Messapico to Oelde | 890.92 mi (1,433.80 km) |
| Ceglie Messapico to Oelsnitz | 722.02 mi (1,161.98 km) |
| Ceglie Messapico to Oer-Erkenschwick | 902.25 mi (1,452.03 km) |
