| Sleaford to Acqui Terme | 701.43 mi (1,128.84 km) |
| Sleaford to Acri | 1,224.10 mi (1,970.00 km) |
| Sleaford to Adelfia | 1,156.09 mi (1,860.54 km) |
| Sleaford to Adrano | 1,286.55 mi (2,070.51 km) |
| Sleaford to Adria | 785.50 mi (1,264.15 km) |
| Sleaford to Afragola | 1,081.54 mi (1,740.57 km) |
| Sleaford to Agliana | 815.65 mi (1,312.66 km) |
| Sleaford to Agrate Brianza | 673.99 mi (1,084.67 km) |
| Sleaford to Agrigento | 1,275.04 mi (2,051.98 km) |
| Sleaford to Agropoli | 1,133.60 mi (1,824.36 km) |
| Sleaford to Ala | 715.54 mi (1,151.56 km) |
| Sleaford to Alassio | 734.13 mi (1,181.47 km) |
| Sleaford to Alatri | 1,006.84 mi (1,620.35 km) |
| Sleaford to Alba | 688.92 mi (1,108.71 km) |
| Sleaford to Albano Laziale | 986.85 mi (1,588.19 km) |
