| Sleaford to Ratingen | 329.29 mi (529.94 km) |
| Sleaford to Ratzeburg | 462.50 mi (744.32 km) |
| Sleaford to Raubling | 657.02 mi (1,057.36 km) |
| Sleaford to Rauenberg | 471.26 mi (758.43 km) |
| Sleaford to Raunheim | 432.77 mi (696.48 km) |
| Sleaford to Ravensburg | 568.95 mi (915.64 km) |
| Sleaford to Recke | 343.16 mi (552.26 km) |
| Sleaford to Recklinghausen | 334.46 mi (538.25 km) |
| Sleaford to Regen | 650.35 mi (1,046.63 km) |
| Sleaford to Regensburg | 607.77 mi (978.11 km) |
| Sleaford to Regenstauf | 605.68 mi (974.74 km) |
| Sleaford to Rehau | 565.04 mi (909.35 km) |
| Sleaford to Rehburg-Loccum | 404.06 mi (650.26 km) |
| Sleaford to Rehlingen-Siersburg | 396.11 mi (637.47 km) |
| Sleaford to Reichelsheim | 458.61 mi (738.05 km) |
