| Leigh-on-Sea to Isny im Allgau | 496.74 mi (799.42 km) |
| Leigh-on-Sea to Isselburg | 249.74 mi (401.92 km) |
| Leigh-on-Sea to Issum | 247.90 mi (398.95 km) |
| Leigh-on-Sea to Itzehoe | 405.33 mi (652.32 km) |
| Leigh-on-Sea to Jena | 474.42 mi (763.50 km) |
| Leigh-on-Sea to Jever | 335.03 mi (539.18 km) |
| Leigh-on-Sea to Jork | 403.25 mi (648.97 km) |
| Leigh-on-Sea to Juchen | 254.29 mi (409.24 km) |
| Leigh-on-Sea to Julich | 250.44 mi (403.04 km) |
| Leigh-on-Sea to Juterbog | 531.29 mi (855.03 km) |
| Leigh-on-Sea to Kaarst | 258.07 mi (415.33 km) |
| Leigh-on-Sea to Kaiserslautern | 344.52 mi (554.44 km) |
| Leigh-on-Sea to Kalkar | 242.11 mi (389.64 km) |
| Leigh-on-Sea to Kall | 265.07 mi (426.58 km) |
| Leigh-on-Sea to Kaltenkirchen | 420.43 mi (676.62 km) |
