| Boulder to Srbobran | 5,618.26 mi (9,041.71 km) |
| Boulder to Sremska Kamenica | 5,636.69 mi (9,071.37 km) |
| Boulder to Sremska Mitrovica | 5,643.06 mi (9,081.63 km) |
| Boulder to Sremski Karlovci | 5,640.69 mi (9,077.81 km) |
| Boulder to Stara Pazova | 5,659.49 mi (9,108.07 km) |
| Boulder to Subotica | 5,584.40 mi (8,987.22 km) |
| Boulder to Surcin | 5,672.92 mi (9,129.68 km) |
| Boulder to Surdulica | 5,845.32 mi (9,407.14 km) |
| Boulder to Svilajnac | 5,732.61 mi (9,225.74 km) |
| Boulder to Svrljig | 5,804.30 mi (9,341.12 km) |
| Boulder to Temerin | 5,627.56 mi (9,056.68 km) |
| Boulder to Titel | 5,651.70 mi (9,095.54 km) |
| Boulder to Topola | 5,714.52 mi (9,196.63 km) |
| Boulder to Trgoviste | 5,861.78 mi (9,433.62 km) |
| Boulder to Trstenik | 5,758.72 mi (9,267.77 km) |
