| Reading to Ilawa | 872.80 mi (1,404.64 km) |
| Reading to Imielin | 883.65 mi (1,422.10 km) |
| Reading to Inowroclaw | 818.66 mi (1,317.51 km) |
| Reading to Janow Lubelski | 1,012.11 mi (1,628.84 km) |
| Reading to Jarocin | 789.55 mi (1,270.65 km) |
| Reading to Jaroslaw | 1,034.49 mi (1,664.85 km) |
| Reading to Jasien | 835.24 mi (1,344.19 km) |
| Reading to Jaslo | 987.39 mi (1,589.04 km) |
| Reading to Jastrzebie-Zdroj | 859.47 mi (1,383.19 km) |
| Reading to Jawor | 741.47 mi (1,193.29 km) |
| Reading to Jaworzno | 884.80 mi (1,423.94 km) |
| Reading to Jedrzejow | 922.60 mi (1,484.78 km) |
| Reading to Jelcz-Laskowice | 790.28 mi (1,271.83 km) |
| Reading to Jelenia Gora | 723.10 mi (1,163.71 km) |
| Reading to Jozefoslaw | 938.76 mi (1,510.78 km) |
