| Castel Gandolfo to Ploermel | 850.06 mi (1,368.03 km) |
| Castel Gandolfo to Ploufragan | 883.13 mi (1,421.25 km) |
| Castel Gandolfo to Plougastel-Daoulas | 945.59 mi (1,521.78 km) |
| Castel Gandolfo to Plouzane | 955.55 mi (1,537.80 km) |
| Castel Gandolfo to Poissy | 714.02 mi (1,149.10 km) |
| Castel Gandolfo to Poitiers | 694.52 mi (1,117.72 km) |
| Castel Gandolfo to Pont-a-Mousson | 588.80 mi (947.58 km) |
| Castel Gandolfo to Pont-du-Chateau | 545.79 mi (878.37 km) |
| Castel Gandolfo to Pont-Saint-Esprit | 439.78 mi (707.75 km) |
| Castel Gandolfo to Pont-Sainte-Maxence | 712.25 mi (1,146.26 km) |
| Castel Gandolfo to Pontarlier | 472.91 mi (761.08 km) |
| Castel Gandolfo to Pontchateau | 823.05 mi (1,324.56 km) |
| Castel Gandolfo to Pontivy | 877.77 mi (1,412.63 km) |
| Castel Gandolfo to Pontoise | 717.55 mi (1,154.79 km) |
| Castel Gandolfo to Pornic | 815.26 mi (1,312.03 km) |
