| Harpenden to Ploermel | 283.48 mi (456.21 km) |
| Harpenden to Ploufragan | 254.08 mi (408.91 km) |
| Harpenden to Plougastel-Daoulas | 297.19 mi (478.28 km) |
| Harpenden to Plouzane | 302.98 mi (487.60 km) |
| Harpenden to Poissy | 225.77 mi (363.34 km) |
| Harpenden to Poitiers | 363.22 mi (584.54 km) |
| Harpenden to Pont-a-Mousson | 346.58 mi (557.76 km) |
| Harpenden to Pont-du-Chateau | 446.86 mi (719.15 km) |
| Harpenden to Pont-Saint-Esprit | 570.89 mi (918.76 km) |
| Harpenden to Pont-Sainte-Maxence | 216.90 mi (349.07 km) |
| Harpenden to Pontarlier | 453.77 mi (730.27 km) |
| Harpenden to Pontchateau | 312.45 mi (502.84 km) |
| Harpenden to Pontivy | 283.79 mi (456.72 km) |
| Harpenden to Pontoise | 219.48 mi (353.22 km) |
| Harpenden to Pornic | 334.22 mi (537.88 km) |
