| Castel Gandolfo to Pozzallo | 365.94 mi (588.92 km) |
| Castel Gandolfo to Pozzuoli | 99.50 mi (160.13 km) |
| Castel Gandolfo to Prato | 167.18 mi (269.05 km) |
| Castel Gandolfo to Preganziol | 267.04 mi (429.76 km) |
| Castel Gandolfo to Priolo Gargallo | 344.03 mi (553.66 km) |
| Castel Gandolfo to Priverno | 33.59 mi (54.06 km) |
| Castel Gandolfo to Pulsano | 262.21 mi (421.98 km) |
| Castel Gandolfo to Putignano | 239.87 mi (386.04 km) |
| Castel Gandolfo to Qualiano | 96.60 mi (155.46 km) |
| Castel Gandolfo to Quarrata | 167.98 mi (270.34 km) |
| Castel Gandolfo to Quartu Sant'Elena | 251.30 mi (404.44 km) |
| Castel Gandolfo to Quartucciu | 251.04 mi (404.00 km) |
| Castel Gandolfo to Quattro Castella | 227.77 mi (366.56 km) |
| Castel Gandolfo to Quinto di Treviso | 270.76 mi (435.75 km) |
| Castel Gandolfo to Racale | 310.07 mi (499.00 km) |
