| Castelo Branco to Saint-Esteve | 572.71 mi (921.69 km) |
| Castelo Branco to Saint-Etienne | 717.24 mi (1,154.29 km) |
| Castelo Branco to Saint-Etienne-du-Rouvray | 783.52 mi (1,260.95 km) |
| Castelo Branco to Saint-Fargeau | 779.94 mi (1,255.19 km) |
| Castelo Branco to Saint-Fons | 745.96 mi (1,200.51 km) |
| Castelo Branco to Saint-Gaudens | 482.40 mi (776.34 km) |
| Castelo Branco to Saint-Gely-du-Fesc | 640.61 mi (1,030.97 km) |
| Castelo Branco to Saint-Genis-Laval | 742.99 mi (1,195.73 km) |
| Castelo Branco to Saint-Genis-Pouilly | 812.88 mi (1,308.21 km) |
| Castelo Branco to Saint-Germain-en-Laye | 785.06 mi (1,263.44 km) |
| Castelo Branco to Saint-Germain-les-Arpajon | 774.16 mi (1,245.90 km) |
| Castelo Branco to Saint-Gilles | 669.60 mi (1,077.61 km) |
| Castelo Branco to Saint-Gratien | 794.48 mi (1,278.59 km) |
| Castelo Branco to Saint-Gregoire | 643.86 mi (1,036.19 km) |
| Castelo Branco to Saint-Herblain | 588.69 mi (947.40 km) |
