| Cities | Distance |
|---|---|
| Gragnano to Oria | 164.12 mi (264.13 km) |
| Gragnano to Oristano | 316.82 mi (509.88 km) |
| Gragnano to Orta Nova | 76.25 mi (122.70 km) |
| Gragnano to Orte | 164.23 mi (264.31 km) |
| Gragnano to Ortona | 114.46 mi (184.20 km) |
| Gragnano to Orvieto | 186.85 mi (300.71 km) |
| Gragnano to Orzinuovi | 398.82 mi (641.83 km) |
| Gragnano to Osimo | 199.74 mi (321.45 km) |
| Gragnano to Ospitaletto | 403.48 mi (649.34 km) |
| Gragnano to Ostuni | 160.68 mi (258.59 km) |
| Gragnano to Ottaviano | 10.84 mi (17.45 km) |
| Gragnano to Ovada | 403.71 mi (649.71 km) |
| Gragnano to Ozieri | 289.05 mi (465.18 km) |
| Gragnano to Paceco | 214.82 mi (345.71 km) |
| Gragnano to Pachino | 276.72 mi (445.34 km) |