| Harpenden to San Lorenzo de Descardazar | 861.30 mi (1,386.13 km) |
| Harpenden to San Lorenzo de El Escorial | 796.11 mi (1,281.21 km) |
| Harpenden to San Martin de la Vega | 816.57 mi (1,314.15 km) |
| Harpenden to San Martin de Valdeiglesias | 814.46 mi (1,310.75 km) |
| Harpenden to San Pedro de Ribas | 736.38 mi (1,185.09 km) |
| Harpenden to San Roque | 1,106.33 mi (1,780.46 km) |
| Harpenden to San Sebastian de la Gomera | 1,853.98 mi (2,983.69 km) |
| Harpenden to San Sebastian de los Reyes | 794.10 mi (1,277.98 km) |
| Harpenden to San Vicente de Baracaldo | 601.31 mi (967.72 km) |
| Harpenden to San Vicente de Castellet | 709.15 mi (1,141.27 km) |
| Harpenden to San Vicente del Raspeig | 927.35 mi (1,492.42 km) |
| Harpenden to San Vicente dels Horts | 728.82 mi (1,172.92 km) |
| Harpenden to Sangenjo | 761.28 mi (1,225.16 km) |
| Harpenden to Sanlucar de Barrameda | 1,080.46 mi (1,738.83 km) |
| Harpenden to Sanlucar la Mayor | 1,037.14 mi (1,669.11 km) |
