| Llanelli to Krosno Odrzanskie | 819.94 mi (1,319.57 km) |
| Llanelli to Krotoszyn | 921.76 mi (1,483.43 km) |
| Llanelli to Kruszwica | 951.48 mi (1,531.26 km) |
| Llanelli to Krynica | 1,108.27 mi (1,783.59 km) |
| Llanelli to Krzeszowice | 1,037.60 mi (1,669.86 km) |
| Llanelli to Kudowa-Zdroj | 887.21 mi (1,427.82 km) |
| Llanelli to Kutno | 998.14 mi (1,606.36 km) |
| Llanelli to Kwidzyn | 972.62 mi (1,565.28 km) |
| Llanelli to Lancut | 1,149.90 mi (1,850.59 km) |
| Llanelli to Lapy | 1,138.61 mi (1,832.42 km) |
| Llanelli to Lask | 994.76 mi (1,600.91 km) |
| Llanelli to Laziska Gorne | 1,003.80 mi (1,615.46 km) |
| Llanelli to Lebork | 925.97 mi (1,490.20 km) |
| Llanelli to Leczna | 1,157.14 mi (1,862.24 km) |
| Llanelli to Leczyca | 992.79 mi (1,597.73 km) |
