| Grenchen to Piazza Armerina | 764.82 mi (1,230.86 km) |
| Grenchen to Piazzola sul Brenta | 237.72 mi (382.57 km) |
| Grenchen to Pietrasanta | 262.47 mi (422.40 km) |
| Grenchen to Pieve di Soligo | 244.00 mi (392.68 km) |
| Grenchen to Pinerolo | 159.17 mi (256.16 km) |
| Grenchen to Pioltello | 148.92 mi (239.66 km) |
| Grenchen to Piombino | 331.19 mi (533.00 km) |
| Grenchen to Piombino Dese | 245.00 mi (394.29 km) |
| Grenchen to Piossasco | 152.04 mi (244.68 km) |
| Grenchen to Piove di Sacco | 257.37 mi (414.20 km) |
| Grenchen to Pisa | 280.67 mi (451.69 km) |
| Grenchen to Pisticci | 654.64 mi (1,053.53 km) |
| Grenchen to Pistoia | 282.16 mi (454.09 km) |
| Grenchen to Pizzo | 732.56 mi (1,178.94 km) |
| Grenchen to Podenzano | 189.67 mi (305.25 km) |
