| Llanelli to Isny im Allgau | 690.70 mi (1,111.57 km) |
| Llanelli to Isselburg | 454.32 mi (731.15 km) |
| Llanelli to Issum | 453.94 mi (730.55 km) |
| Llanelli to Itzehoe | 590.94 mi (951.02 km) |
| Llanelli to Jena | 680.95 mi (1,095.89 km) |
| Llanelli to Jever | 521.81 mi (839.77 km) |
| Llanelli to Jork | 593.76 mi (955.56 km) |
| Llanelli to Juchen | 461.13 mi (742.12 km) |
| Llanelli to Julich | 457.12 mi (735.67 km) |
| Llanelli to Juterbog | 734.40 mi (1,181.91 km) |
| Llanelli to Kaarst | 464.85 mi (748.11 km) |
| Llanelli to Kaiserslautern | 545.34 mi (877.64 km) |
| Llanelli to Kalkar | 447.25 mi (719.78 km) |
| Llanelli to Kall | 470.75 mi (757.60 km) |
| Llanelli to Kaltenkirchen | 607.87 mi (978.27 km) |
