| Williamstown to Ploermel | 3,528.39 mi (5,678.40 km) |
| Williamstown to Ploufragan | 3,498.53 mi (5,630.34 km) |
| Williamstown to Plougastel-Daoulas | 3,432.48 mi (5,524.04 km) |
| Williamstown to Plouzane | 3,422.27 mi (5,507.61 km) |
| Williamstown to Poissy | 3,695.80 mi (5,947.82 km) |
| Williamstown to Poitiers | 3,681.35 mi (5,924.57 km) |
| Williamstown to Pont-a-Mousson | 3,864.89 mi (6,219.94 km) |
| Williamstown to Pont-du-Chateau | 3,830.51 mi (6,164.61 km) |
| Williamstown to Pont-Saint-Esprit | 3,937.09 mi (6,336.13 km) |
| Williamstown to Pont-Sainte-Maxence | 3,710.09 mi (5,970.81 km) |
| Williamstown to Pontarlier | 3,934.02 mi (6,331.19 km) |
| Williamstown to Pontchateau | 3,553.41 mi (5,718.66 km) |
| Williamstown to Pontivy | 3,500.60 mi (5,633.67 km) |
| Williamstown to Pontoise | 3,695.14 mi (5,946.76 km) |
| Williamstown to Pornic | 3,560.30 mi (5,729.75 km) |
