| Olgiate Olona to Paola | 565.32 mi (909.80 km) |
| Olgiate Olona to Parabiago | 6.05 mi (9.73 km) |
| Olgiate Olona to Parabita | 606.28 mi (975.72 km) |
| Olgiate Olona to Parma | 90.81 mi (146.15 km) |
| Olgiate Olona to Partanna | 583.75 mi (939.46 km) |
| Olgiate Olona to Partinico | 567.25 mi (912.89 km) |
| Olgiate Olona to Pasian di Prato | 209.74 mi (337.54 km) |
| Olgiate Olona to Paterno | 637.73 mi (1,026.33 km) |
| Olgiate Olona to Patti | 604.54 mi (972.91 km) |
| Olgiate Olona to Paullo | 29.15 mi (46.91 km) |
| Olgiate Olona to Pavia | 33.64 mi (54.14 km) |
| Olgiate Olona to Pavullo nel Frignano | 130.97 mi (210.78 km) |
| Olgiate Olona to Pedara | 638.89 mi (1,028.20 km) |
| Olgiate Olona to Pellezzano | 449.72 mi (723.75 km) |
| Olgiate Olona to Penne | 332.85 mi (535.68 km) |
