| Letchworth to Aleksandrow Lodzki | 830.38 mi (1,336.36 km) |
| Letchworth to Andrychow | 862.32 mi (1,387.77 km) |
| Letchworth to Augustow | 971.17 mi (1,562.95 km) |
| Letchworth to Banino | 786.93 mi (1,266.43 km) |
| Letchworth to Barlinek | 651.72 mi (1,048.84 km) |
| Letchworth to Bartoszyce | 882.71 mi (1,420.59 km) |
| Letchworth to Bedzin | 843.51 mi (1,357.49 km) |
| Letchworth to Belchatow | 838.21 mi (1,348.97 km) |
| Letchworth to Biala Podlaska | 988.72 mi (1,591.19 km) |
| Letchworth to Bialogard | 687.04 mi (1,105.68 km) |
| Letchworth to Bialy Kamien | 714.10 mi (1,149.23 km) |
| Letchworth to Bialystok | 980.79 mi (1,578.43 km) |
| Letchworth to Bielawa | 730.83 mi (1,176.15 km) |
| Letchworth to Bielsk Podlaski | 985.48 mi (1,585.97 km) |
| Letchworth to Bielsko-Biala | 850.36 mi (1,368.52 km) |
