| Petrich to Novi di Modena | 664.95 mi (1,070.13 km) |
| Petrich to Novi Ligure | 762.81 mi (1,227.62 km) |
| Petrich to Nuoro | 728.05 mi (1,171.69 km) |
| Petrich to Occhiobello | 633.84 mi (1,020.06 km) |
| Petrich to Oderzo | 615.14 mi (989.97 km) |
| Petrich to Oggiono | 755.52 mi (1,215.90 km) |
| Petrich to Olbia | 713.08 mi (1,147.59 km) |
| Petrich to Oleggio | 784.66 mi (1,262.78 km) |
| Petrich to Olgiate Comasco | 773.05 mi (1,244.11 km) |
| Petrich to Olgiate Olona | 773.76 mi (1,245.24 km) |
| Petrich to Omegna | 800.72 mi (1,288.63 km) |
| Petrich to Opera | 753.31 mi (1,212.33 km) |
| Petrich to Oppeano | 660.76 mi (1,063.39 km) |
| Petrich to Orbassano | 826.19 mi (1,329.63 km) |
| Petrich to Orbetello | 620.34 mi (998.35 km) |
