| Castano Primo to Srem | 586.52 mi (943.91 km) |
| Castano Primo to Sroda Slaska | 527.19 mi (848.43 km) |
| Castano Primo to Sroda Wielkopolska | 601.60 mi (968.18 km) |
| Castano Primo to Stalowa Wola | 703.11 mi (1,131.55 km) |
| Castano Primo to Starachowice | 679.83 mi (1,094.08 km) |
| Castano Primo to Stargard Szczecinski | 606.81 mi (976.56 km) |
| Castano Primo to Starogard Gdanski | 725.38 mi (1,167.39 km) |
| Castano Primo to Stary Sacz | 618.08 mi (994.70 km) |
| Castano Primo to Staszow | 668.03 mi (1,075.09 km) |
| Castano Primo to Strzegom | 510.66 mi (821.82 km) |
| Castano Primo to Strzelce Krajenskie | 590.53 mi (950.36 km) |
| Castano Primo to Strzelce Opolskie | 556.37 mi (895.40 km) |
| Castano Primo to Strzelin | 525.75 mi (846.12 km) |
| Castano Primo to Strzyzow | 673.87 mi (1,084.49 km) |
| Castano Primo to Sucha Beskidzka | 580.22 mi (933.78 km) |
