| Sleaford to Agioi Anargyroi | 1,546.79 mi (2,489.32 km) |
| Sleaford to Agios Dimitrios | 1,552.25 mi (2,498.10 km) |
| Sleaford to Agios Ioannis Rentis | 1,548.15 mi (2,491.50 km) |
| Sleaford to Agrinio | 1,435.17 mi (2,309.68 km) |
| Sleaford to Aigaleo | 1,547.21 mi (2,489.99 km) |
| Sleaford to Aigio | 1,478.16 mi (2,378.86 km) |
| Sleaford to Alexandreia | 1,367.50 mi (2,200.78 km) |
| Sleaford to Alexandroupoli | 1,483.97 mi (2,388.22 km) |
| Sleaford to Alimos | 1,552.54 mi (2,498.58 km) |
| Sleaford to Amaliada | 1,477.70 mi (2,378.12 km) |
| Sleaford to Ampelokipoi | 1,383.63 mi (2,226.74 km) |
| Sleaford to Anatoli | 1,362.57 mi (2,192.84 km) |
| Sleaford to Ano Liosia | 1,543.16 mi (2,483.48 km) |
| Sleaford to Ano Syros | 1,618.94 mi (2,605.43 km) |
| Sleaford to Argos | 1,533.89 mi (2,468.55 km) |
