| Castro Valley to Saint-Raphael | 5,980.02 mi (9,623.92 km) |
| Castro Valley to Saint-Remy-de-Provence | 5,899.74 mi (9,494.71 km) |
| Castro Valley to Saint-Saulve | 5,513.14 mi (8,872.55 km) |
| Castro Valley to Saint-Sebastien-sur-Loire | 5,519.71 mi (8,883.12 km) |
| Castro Valley to Saint-Sulpice-la-Pointe | 5,798.83 mi (9,332.31 km) |
| Castro Valley to Saint-Vallier | 5,733.66 mi (9,227.44 km) |
| Castro Valley to Sainte-Foy-les-Lyon | 5,795.24 mi (9,326.54 km) |
| Castro Valley to Sainte-Genevieve-des-Bois | 5,567.51 mi (8,960.04 km) |
| Castro Valley to Sainte-Luce-sur-Loire | 5,518.13 mi (8,880.58 km) |
| Castro Valley to Sainte-Maxime | 5,982.29 mi (9,627.56 km) |
| Castro Valley to Sainte-Savine | 5,636.58 mi (9,071.20 km) |
| Castro Valley to Saintes | 5,621.46 mi (9,046.86 km) |
| Castro Valley to Sallanches | 5,839.57 mi (9,397.89 km) |
| Castro Valley to Sallaumines | 5,490.51 mi (8,836.12 km) |
| Castro Valley to Salon-de-Provence | 5,916.09 mi (9,521.03 km) |
