| Castro Valley to Roeselare | 5,470.76 mi (8,804.34 km) |
| Castro Valley to Ronse | 5,494.55 mi (8,842.63 km) |
| Castro Valley to Rotselaar | 5,515.42 mi (8,876.21 km) |
| Castro Valley to Rumst | 5,500.19 mi (8,851.70 km) |
| Castro Valley to Saint-Ghislain | 5,516.46 mi (8,877.89 km) |
| Castro Valley to Saint-Nicolas | 5,555.28 mi (8,940.35 km) |
| Castro Valley to Saint-Vith | 5,590.70 mi (8,997.36 km) |
| Castro Valley to Scherpenheuvel | 5,519.61 mi (8,882.95 km) |
| Castro Valley to Schilde | 5,496.48 mi (8,845.73 km) |
| Castro Valley to Schoten | 5,493.74 mi (8,841.31 km) |
| Castro Valley to Seneffe | 5,524.45 mi (8,890.75 km) |
| Castro Valley to Seraing | 5,557.01 mi (8,943.15 km) |
| Castro Valley to Sint-Amandsberg | 5,482.90 mi (8,823.88 km) |
| Castro Valley to Sint-Andries | 5,459.19 mi (8,785.73 km) |
| Castro Valley to Sint-Genesius-Rode | 5,516.04 mi (8,877.20 km) |
