| Gravina in Puglia to Oria | 67.42 mi (108.50 km) |
| Gravina in Puglia to Oristano | 416.61 mi (670.46 km) |
| Gravina in Puglia to Orta Nova | 51.10 mi (82.24 km) |
| Gravina in Puglia to Orte | 237.06 mi (381.51 km) |
| Gravina in Puglia to Ortona | 148.61 mi (239.16 km) |
| Gravina in Puglia to Orvieto | 257.85 mi (414.97 km) |
| Gravina in Puglia to Orzinuovi | 454.95 mi (732.17 km) |
| Gravina in Puglia to Osimo | 237.72 mi (382.57 km) |
| Gravina in Puglia to Ospitaletto | 457.23 mi (735.84 km) |
| Gravina in Puglia to Ostuni | 61.31 mi (98.67 km) |
| Gravina in Puglia to Ottaviano | 101.40 mi (163.19 km) |
| Gravina in Puglia to Ovada | 474.31 mi (763.34 km) |
| Gravina in Puglia to Ozieri | 388.54 mi (625.29 km) |
| Gravina in Puglia to Paceco | 284.45 mi (457.78 km) |
| Gravina in Puglia to Pachino | 292.02 mi (469.96 km) |
