| Sannicandro Garganico to Orbetello | 226.96 mi (365.26 km) |
| Sannicandro Garganico to Oria | 141.56 mi (227.81 km) |
| Sannicandro Garganico to Oristano | 387.87 mi (624.21 km) |
| Sannicandro Garganico to Orta Nova | 35.52 mi (57.16 km) |
| Sannicandro Garganico to Orte | 168.58 mi (271.31 km) |
| Sannicandro Garganico to Ortona | 69.66 mi (112.11 km) |
| Sannicandro Garganico to Orvieto | 186.97 mi (300.89 km) |
| Sannicandro Garganico to Orzinuovi | 374.18 mi (602.18 km) |
| Sannicandro Garganico to Osimo | 155.56 mi (250.36 km) |
| Sannicandro Garganico to Ospitaletto | 375.93 mi (605.00 km) |
| Sannicandro Garganico to Ostuni | 129.37 mi (208.21 km) |
| Sannicandro Garganico to Ottaviano | 88.36 mi (142.21 km) |
| Sannicandro Garganico to Ovada | 398.46 mi (641.26 km) |
| Sannicandro Garganico to Ozieri | 351.80 mi (566.16 km) |
| Sannicandro Garganico to Paceco | 310.31 mi (499.39 km) |
