| Clayton to Ilawa | 871.50 mi (1,402.55 km) |
| Clayton to Imielin | 926.37 mi (1,490.85 km) |
| Clayton to Inowroclaw | 829.18 mi (1,334.44 km) |
| Clayton to Janow Lubelski | 1,041.19 mi (1,675.63 km) |
| Clayton to Jarocin | 812.51 mi (1,307.62 km) |
| Clayton to Jaroslaw | 1,070.23 mi (1,722.36 km) |
| Clayton to Jasien | 824.21 mi (1,326.44 km) |
| Clayton to Jaslo | 1,028.72 mi (1,655.57 km) |
| Clayton to Jastrzebie-Zdroj | 905.98 mi (1,458.03 km) |
| Clayton to Jawor | 779.90 mi (1,255.13 km) |
| Clayton to Jaworzno | 926.55 mi (1,491.14 km) |
| Clayton to Jedrzejow | 957.00 mi (1,540.14 km) |
| Clayton to Jelcz-Laskowice | 826.32 mi (1,329.83 km) |
| Clayton to Jelenia Gora | 764.75 mi (1,230.75 km) |
| Clayton to Jozefoslaw | 954.68 mi (1,536.41 km) |
