| Sleaford to Dabrowa Gornicza | 857.28 mi (1,379.66 km) |
| Sleaford to Dabrowa Tarnowska | 935.47 mi (1,505.49 km) |
| Sleaford to Darlowo | 693.28 mi (1,115.73 km) |
| Sleaford to Debica | 956.28 mi (1,538.99 km) |
| Sleaford to Deblin | 942.86 mi (1,517.38 km) |
| Sleaford to Debno | 629.48 mi (1,013.05 km) |
| Sleaford to Dobre Miasto | 855.00 mi (1,376.00 km) |
| Sleaford to Drawsko Pomorskie | 669.59 mi (1,077.61 km) |
| Sleaford to Drezdenko | 675.52 mi (1,087.15 km) |
| Sleaford to Dzialdowo | 851.35 mi (1,370.11 km) |
| Sleaford to Dzierzoniow | 742.88 mi (1,195.54 km) |
| Sleaford to Elblag | 814.02 mi (1,310.04 km) |
| Sleaford to Elk | 935.72 mi (1,505.90 km) |
| Sleaford to Garwolin | 927.79 mi (1,493.13 km) |
| Sleaford to Gdansk | 783.21 mi (1,260.46 km) |
