| Sleaford to Liria | 923.83 mi (1,486.76 km) |
| Sleaford to Llagostera | 786.66 mi (1,266.01 km) |
| Sleaford to Llanera | 705.21 mi (1,134.92 km) |
| Sleaford to Llanes | 690.78 mi (1,111.71 km) |
| Sleaford to Lleida | 787.74 mi (1,267.74 km) |
| Sleaford to Lloret de Mar | 794.92 mi (1,279.30 km) |
| Sleaford to Lluchmayor | 946.16 mi (1,522.70 km) |
| Sleaford to Loeches | 882.67 mi (1,420.53 km) |
| Sleaford to Logrono | 733.65 mi (1,180.69 km) |
| Sleaford to Loja | 1,108.40 mi (1,783.80 km) |
| Sleaford to Lora del Rio | 1,088.21 mi (1,751.30 km) |
| Sleaford to Lorca | 1,060.03 mi (1,705.95 km) |
| Sleaford to Los Alcazares | 1,054.05 mi (1,696.32 km) |
| Sleaford to Los Barrios | 1,187.38 mi (1,910.91 km) |
| Sleaford to Los Corrales de Buelna | 693.11 mi (1,115.45 km) |
