| Grenchen to Potenza Picena | 401.35 mi (645.91 km) |
| Grenchen to Pozzallo | 816.93 mi (1,314.73 km) |
| Grenchen to Pozzuoli | 552.07 mi (888.47 km) |
| Grenchen to Prato | 290.39 mi (467.33 km) |
| Grenchen to Preganziol | 255.29 mi (410.85 km) |
| Grenchen to Priolo Gargallo | 798.20 mi (1,284.58 km) |
| Grenchen to Priverno | 487.77 mi (784.99 km) |
| Grenchen to Pulsano | 682.88 mi (1,098.99 km) |
| Grenchen to Putignano | 651.14 mi (1,047.92 km) |
| Grenchen to Qualiano | 547.62 mi (881.30 km) |
| Grenchen to Quarrata | 288.91 mi (464.95 km) |
| Grenchen to Quartu Sant'Elena | 556.53 mi (895.64 km) |
| Grenchen to Quartucciu | 555.67 mi (894.27 km) |
| Grenchen to Quattro Castella | 230.19 mi (370.45 km) |
| Grenchen to Quinto di Treviso | 250.85 mi (403.71 km) |
