| Tallaght to Isny im Allgau | 815.28 mi (1,312.06 km) |
| Tallaght to Isselburg | 547.17 mi (880.58 km) |
| Tallaght to Issum | 551.22 mi (887.11 km) |
| Tallaght to Itzehoe | 650.85 mi (1,047.44 km) |
| Tallaght to Jena | 776.50 mi (1,249.66 km) |
| Tallaght to Jever | 586.28 mi (943.52 km) |
| Tallaght to Jork | 659.37 mi (1,061.15 km) |
| Tallaght to Juchen | 564.31 mi (908.17 km) |
| Tallaght to Julich | 562.97 mi (906.01 km) |
| Tallaght to Juterbog | 816.97 mi (1,314.78 km) |
| Tallaght to Kaarst | 566.25 mi (911.28 km) |
| Tallaght to Kaiserslautern | 663.26 mi (1,067.42 km) |
| Tallaght to Kalkar | 541.80 mi (871.95 km) |
| Tallaght to Kall | 580.70 mi (934.54 km) |
| Tallaght to Kaltenkirchen | 669.21 mi (1,076.98 km) |
