| Sleaford to Albolote | 1,100.42 mi (1,770.95 km) |
| Sleaford to Alboraya | 932.49 mi (1,500.69 km) |
| Sleaford to Albox | 1,081.90 mi (1,741.15 km) |
| Sleaford to Alcala de Guadaira | 1,113.32 mi (1,791.72 km) |
| Sleaford to Alcala de Henares | 875.67 mi (1,409.26 km) |
| Sleaford to Alcala la Real | 1,087.24 mi (1,749.74 km) |
| Sleaford to Alcanar | 861.44 mi (1,386.35 km) |
| Sleaford to Alcaniz | 825.42 mi (1,328.38 km) |
| Sleaford to Alcantarilla | 1,038.74 mi (1,671.70 km) |
| Sleaford to Alcarraz | 791.09 mi (1,273.14 km) |
| Sleaford to Alcaudete | 1,079.52 mi (1,737.32 km) |
| Sleaford to Alcazar de San Juan | 948.27 mi (1,526.09 km) |
| Sleaford to Alcira | 956.67 mi (1,539.61 km) |
| Sleaford to Alcobendas | 874.24 mi (1,406.95 km) |
| Sleaford to Alcora | 893.38 mi (1,437.76 km) |
