| Somain to Ploermel | 306.38 mi (493.07 km) |
| Somain to Ploufragan | 301.92 mi (485.90 km) |
| Somain to Plougastel-Daoulas | 370.36 mi (596.03 km) |
| Somain to Plouzane | 379.76 mi (611.17 km) |
| Somain to Poissy | 113.08 mi (181.98 km) |
| Somain to Poitiers | 293.65 mi (472.58 km) |
| Somain to Pont-a-Mousson | 159.64 mi (256.91 km) |
| Somain to Pont-du-Chateau | 315.01 mi (506.97 km) |
| Somain to Pont-Saint-Esprit | 426.37 mi (686.17 km) |
| Somain to Pont-Sainte-Maxence | 78.98 mi (127.10 km) |
| Somain to Pontarlier | 276.67 mi (445.25 km) |
| Somain to Pontchateau | 316.37 mi (509.14 km) |
| Somain to Pontivy | 322.98 mi (519.78 km) |
| Somain to Pontoise | 104.47 mi (168.13 km) |
| Somain to Pornic | 332.04 mi (534.37 km) |
