| Zagarolo to Sestao | 811.11 mi (1,305.36 km) |
| Zagarolo to Sevilla | 1,049.50 mi (1,689.00 km) |
| Zagarolo to Sevilla La Nueva | 882.60 mi (1,420.40 km) |
| Zagarolo to Silla | 714.66 mi (1,150.14 km) |
| Zagarolo to Silleda | 1,076.02 mi (1,731.68 km) |
| Zagarolo to Sitges | 571.54 mi (919.81 km) |
| Zagarolo to Socuellamos | 837.58 mi (1,347.95 km) |
| Zagarolo to Soller | 548.53 mi (882.77 km) |
| Zagarolo to Solsona | 581.48 mi (935.80 km) |
| Zagarolo to Son Servera | 518.73 mi (834.81 km) |
| Zagarolo to Sonseca | 889.06 mi (1,430.80 km) |
| Zagarolo to Sopelana | 809.95 mi (1,303.49 km) |
| Zagarolo to Soria | 787.03 mi (1,266.61 km) |
| Zagarolo to Suances | 863.79 mi (1,390.13 km) |
| Zagarolo to Sueca | 713.13 mi (1,147.67 km) |
