| Castricum to Shotley Bridge | 311.16 mi (500.76 km) |
| Castricum to Shrewsbury | 311.26 mi (500.93 km) |
| Castricum to Sidcup | 209.11 mi (336.52 km) |
| Castricum to Sidmouth | 362.72 mi (583.74 km) |
| Castricum to Sileby | 242.29 mi (389.93 km) |
| Castricum to Sittingbourne | 186.94 mi (300.85 km) |
| Castricum to Skegness | 185.00 mi (297.73 km) |
| Castricum to Skelmersdale | 316.59 mi (509.50 km) |
| Castricum to Skipton | 292.83 mi (471.27 km) |
| Castricum to Sleaford | 214.51 mi (345.22 km) |
| Castricum to Slough | 234.63 mi (377.59 km) |
| Castricum to Small Heath | 274.21 mi (441.30 km) |
| Castricum to Smethwick | 278.88 mi (448.82 km) |
| Castricum to Snaresbrook | 208.45 mi (335.46 km) |
| Castricum to Snodland | 198.56 mi (319.54 km) |
