| Pen-y-Bont ar Ogwr to Legionowo | 1,038.47 mi (1,671.26 km) |
| Pen-y-Bont ar Ogwr to Legnica | 849.31 mi (1,366.83 km) |
| Pen-y-Bont ar Ogwr to Leszno | 861.27 mi (1,386.07 km) |
| Pen-y-Bont ar Ogwr to Lezajsk | 1,131.02 mi (1,820.20 km) |
| Pen-y-Bont ar Ogwr to Libiaz | 1,000.31 mi (1,609.85 km) |
| Pen-y-Bont ar Ogwr to Lidzbark | 989.70 mi (1,592.76 km) |
| Pen-y-Bont ar Ogwr to Lidzbark Warminski | 1,019.80 mi (1,641.21 km) |
| Pen-y-Bont ar Ogwr to Limanowa | 1,055.22 mi (1,698.21 km) |
| Pen-y-Bont ar Ogwr to Lipno | 964.04 mi (1,551.48 km) |
| Pen-y-Bont ar Ogwr to Lobez | 816.73 mi (1,314.40 km) |
| Pen-y-Bont ar Ogwr to Lodz | 983.66 mi (1,583.05 km) |
| Pen-y-Bont ar Ogwr to Lomianki | 1,038.99 mi (1,672.09 km) |
| Pen-y-Bont ar Ogwr to Lomza | 1,083.04 mi (1,742.99 km) |
| Pen-y-Bont ar Ogwr to Lowicz | 1,000.96 mi (1,610.89 km) |
| Pen-y-Bont ar Ogwr to Lubaczow | 1,162.30 mi (1,870.53 km) |
