| Sleaford to Srbobran | 1,041.26 mi (1,675.75 km) |
| Sleaford to Sremska Kamenica | 1,056.54 mi (1,700.33 km) |
| Sleaford to Sremska Mitrovica | 1,058.58 mi (1,703.62 km) |
| Sleaford to Sremski Karlovci | 1,061.03 mi (1,707.56 km) |
| Sleaford to Stara Pazova | 1,079.22 mi (1,736.83 km) |
| Sleaford to Subotica | 1,013.58 mi (1,631.20 km) |
| Sleaford to Surcin | 1,091.56 mi (1,756.69 km) |
| Sleaford to Surdulica | 1,257.50 mi (2,023.75 km) |
| Sleaford to Svilajnac | 1,152.02 mi (1,854.00 km) |
| Sleaford to Svrljig | 1,222.57 mi (1,967.54 km) |
| Sleaford to Temerin | 1,049.98 mi (1,689.79 km) |
| Sleaford to Titel | 1,074.97 mi (1,729.99 km) |
| Sleaford to Topola | 1,130.46 mi (1,819.30 km) |
| Sleaford to Trgoviste | 1,270.78 mi (2,045.13 km) |
| Sleaford to Trstenik | 1,171.02 mi (1,884.58 km) |
