| Priolo Gargallo to Noventa Vicentina | 591.84 mi (952.47 km) |
| Priolo Gargallo to Novi di Modena | 578.42 mi (930.88 km) |
| Priolo Gargallo to Novi Ligure | 621.32 mi (999.91 km) |
| Priolo Gargallo to Nuoro | 382.95 mi (616.30 km) |
| Priolo Gargallo to Occhiobello | 567.58 mi (913.43 km) |
| Priolo Gargallo to Oderzo | 611.16 mi (983.56 km) |
| Priolo Gargallo to Oggiono | 667.10 mi (1,073.59 km) |
| Priolo Gargallo to Olbia | 400.03 mi (643.78 km) |
| Priolo Gargallo to Oleggio | 673.85 mi (1,084.45 km) |
| Priolo Gargallo to Olgiate Comasco | 676.25 mi (1,088.31 km) |
| Priolo Gargallo to Olgiate Olona | 669.42 mi (1,077.33 km) |
| Priolo Gargallo to Omegna | 695.92 mi (1,119.98 km) |
| Priolo Gargallo to Opera | 646.30 mi (1,040.12 km) |
| Priolo Gargallo to Oppeano | 598.95 mi (963.92 km) |
| Priolo Gargallo to Orbassano | 671.66 mi (1,080.93 km) |
