| Castelfidardo to Spilamberto | 145.80 mi (234.65 km) |
| Castelfidardo to Spilimbergo | 186.89 mi (300.77 km) |
| Castelfidardo to Spinea | 155.93 mi (250.95 km) |
| Castelfidardo to Spoleto | 65.39 mi (105.23 km) |
| Castelfidardo to Spoltore | 75.92 mi (122.18 km) |
| Castelfidardo to Spresiano | 172.44 mi (277.51 km) |
| Castelfidardo to Squinzano | 312.04 mi (502.17 km) |
| Castelfidardo to Statte | 274.28 mi (441.41 km) |
| Castelfidardo to Stezzano | 244.01 mi (392.69 km) |
| Castelfidardo to Strada | 111.99 mi (180.23 km) |
| Castelfidardo to Stradella | 237.95 mi (382.94 km) |
| Castelfidardo to Striano | 190.25 mi (306.17 km) |
| Castelfidardo to Subiaco | 108.17 mi (174.09 km) |
| Castelfidardo to Sulmona | 99.73 mi (160.50 km) |
| Castelfidardo to Surbo | 316.80 mi (509.84 km) |
