| Southborough to Saint-Esteve | 596.02 mi (959.20 km) |
| Southborough to Saint-Etienne | 438.49 mi (705.68 km) |
| Southborough to Saint-Etienne-du-Rouvray | 128.53 mi (206.85 km) |
| Southborough to Saint-Fargeau | 207.97 mi (334.69 km) |
| Southborough to Saint-Fons | 431.19 mi (693.93 km) |
| Southborough to Saint-Gaudens | 556.73 mi (895.97 km) |
| Southborough to Saint-Gely-du-Fesc | 541.69 mi (871.77 km) |
| Southborough to Saint-Genis-Laval | 430.63 mi (693.03 km) |
| Southborough to Saint-Genis-Pouilly | 429.01 mi (690.43 km) |
| Southborough to Saint-Germain-en-Laye | 176.03 mi (283.29 km) |
| Southborough to Saint-Germain-les-Arpajon | 198.10 mi (318.81 km) |
| Southborough to Saint-Gilles | 552.20 mi (888.67 km) |
| Southborough to Saint-Gratien | 175.65 mi (282.69 km) |
| Southborough to Saint-Gregoire | 225.44 mi (362.81 km) |
| Southborough to Saint-Herblain | 286.11 mi (460.44 km) |
