| Caerfyrddin to Lingolsheim | 576.60 mi (927.95 km) |
| Caerfyrddin to Lisieux | 273.52 mi (440.19 km) |
| Caerfyrddin to Livron-sur-Drome | 644.47 mi (1,037.18 km) |
| Caerfyrddin to Livry-Gargan | 363.48 mi (584.97 km) |
| Caerfyrddin to Lognes | 370.26 mi (595.87 km) |
| Caerfyrddin to Lomme | 326.58 mi (525.58 km) |
| Caerfyrddin to Longjumeau | 364.41 mi (586.45 km) |
| Caerfyrddin to Longuenesse | 293.40 mi (472.18 km) |
| Caerfyrddin to Longvic | 524.92 mi (844.77 km) |
| Caerfyrddin to Longwy | 469.22 mi (755.14 km) |
| Caerfyrddin to Lons | 617.32 mi (993.48 km) |
| Caerfyrddin to Lons-le-Saunier | 570.30 mi (917.81 km) |
| Caerfyrddin to Loos | 328.39 mi (528.50 km) |
| Caerfyrddin to Lorgues | 760.39 mi (1,223.73 km) |
| Caerfyrddin to Lorient | 286.88 mi (461.68 km) |
