| Harpenden to San Giovanni Lupatoto | 682.93 mi (1,099.07 km) |
| Harpenden to San Giovanni Rotondo | 1,029.44 mi (1,656.73 km) |
| Harpenden to San Giovanni Valdarno | 792.26 mi (1,275.02 km) |
| Harpenden to San Giuliano Milanese | 623.81 mi (1,003.93 km) |
| Harpenden to San Giuliano Terme | 747.31 mi (1,202.67 km) |
| Harpenden to San Giuseppe Iato | 1,159.86 mi (1,866.61 km) |
| Harpenden to San Giuseppe Vesuviano | 1,034.45 mi (1,664.79 km) |
| Harpenden to San Giustino | 814.15 mi (1,310.25 km) |
| Harpenden to San Gregorio di Catania | 1,238.28 mi (1,992.81 km) |
| Harpenden to San Lazzaro di Savena | 740.91 mi (1,192.37 km) |
| Harpenden to San Marco in Lamis | 1,025.46 mi (1,650.33 km) |
| Harpenden to San Martino Buon Albergo | 683.62 mi (1,100.17 km) |
| Harpenden to San Martino di Lupari | 699.14 mi (1,125.15 km) |
| Harpenden to San Marzano di San Giuseppe | 1,155.10 mi (1,858.95 km) |
| Harpenden to San Marzano sul Sarno | 1,040.96 mi (1,675.26 km) |
