| Sleaford to Recica | 823.74 mi (1,325.68 km) |
| Sleaford to Ribnica | 843.15 mi (1,356.92 km) |
| Sleaford to Ribnica | 827.48 mi (1,331.70 km) |
| Sleaford to Rogaska Slatina | 854.26 mi (1,374.80 km) |
| Sleaford to Rogasovci | 844.91 mi (1,359.74 km) |
| Sleaford to Rogatec | 857.06 mi (1,379.31 km) |
| Sleaford to Ruse | 836.47 mi (1,346.16 km) |
| Sleaford to Salovci | 854.16 mi (1,374.63 km) |
| Sleaford to Selnica ob Dravi | 835.15 mi (1,344.04 km) |
| Sleaford to Semic | 863.19 mi (1,389.17 km) |
| Sleaford to Sempeter pri Gorici | 795.53 mi (1,280.28 km) |
| Sleaford to Sencur | 808.94 mi (1,301.87 km) |
| Sleaford to Sentilj | 835.40 mi (1,344.45 km) |
| Sleaford to Sentjernej | 860.53 mi (1,384.89 km) |
| Sleaford to Sentjur | 845.89 mi (1,361.33 km) |
