| Grenchen to Ploermel | 459.18 mi (738.98 km) |
| Grenchen to Ploufragan | 480.73 mi (773.66 km) |
| Grenchen to Plougastel-Daoulas | 551.82 mi (888.07 km) |
| Grenchen to Plouzane | 562.39 mi (905.07 km) |
| Grenchen to Poissy | 274.67 mi (442.03 km) |
| Grenchen to Poitiers | 335.76 mi (540.36 km) |
| Grenchen to Pont-a-Mousson | 133.65 mi (215.10 km) |
| Grenchen to Pont-du-Chateau | 219.47 mi (353.20 km) |
| Grenchen to Pont-Saint-Esprit | 242.19 mi (389.76 km) |
| Grenchen to Pont-Sainte-Maxence | 264.30 mi (425.35 km) |
| Grenchen to Pontarlier | 52.83 mi (85.03 km) |
| Grenchen to Pontchateau | 444.33 mi (715.08 km) |
| Grenchen to Pontivy | 485.78 mi (781.79 km) |
| Grenchen to Pontoise | 275.91 mi (444.03 km) |
| Grenchen to Pornic | 446.11 mi (717.95 km) |
