| Herisau to Piazza Armerina | 737.91 mi (1,187.55 km) |
| Herisau to Piazzola sul Brenta | 174.62 mi (281.02 km) |
| Herisau to Pietrasanta | 241.95 mi (389.38 km) |
| Herisau to Pieve di Soligo | 172.23 mi (277.18 km) |
| Herisau to Pinerolo | 195.75 mi (315.02 km) |
| Herisau to Pioltello | 130.16 mi (209.48 km) |
| Herisau to Piombino | 313.38 mi (504.33 km) |
| Herisau to Piombino Dese | 178.71 mi (287.60 km) |
| Herisau to Piossasco | 186.45 mi (300.06 km) |
| Herisau to Piove di Sacco | 195.49 mi (314.60 km) |
| Herisau to Pisa | 259.20 mi (417.14 km) |
| Herisau to Pisticci | 603.96 mi (971.98 km) |
| Herisau to Pistoia | 251.32 mi (404.46 km) |
| Herisau to Pizzo | 691.11 mi (1,112.23 km) |
| Herisau to Podenzano | 169.30 mi (272.46 km) |
