| Castle Rock to Srbobran | 5,642.39 mi (9,080.54 km) |
| Castle Rock to Sremska Kamenica | 5,660.69 mi (9,110.00 km) |
| Castle Rock to Sremska Mitrovica | 5,666.85 mi (9,119.91 km) |
| Castle Rock to Sremski Karlovci | 5,664.72 mi (9,116.48 km) |
| Castle Rock to Stara Pazova | 5,683.51 mi (9,146.72 km) |
| Castle Rock to Subotica | 5,608.76 mi (9,026.42 km) |
| Castle Rock to Surcin | 5,696.90 mi (9,168.28 km) |
| Castle Rock to Surdulica | 5,869.11 mi (9,445.42 km) |
| Castle Rock to Svilajnac | 5,756.70 mi (9,264.51 km) |
| Castle Rock to Svrljig | 5,828.41 mi (9,379.92 km) |
| Castle Rock to Temerin | 5,651.67 mi (9,095.49 km) |
| Castle Rock to Titel | 5,675.89 mi (9,134.46 km) |
| Castle Rock to Topola | 5,738.40 mi (9,235.07 km) |
| Castle Rock to Trgoviste | 5,885.37 mi (9,471.59 km) |
| Castle Rock to Trstenik | 5,782.44 mi (9,305.94 km) |
