| Croydon to Ilawa | 839.17 mi (1,350.51 km) |
| Croydon to Imielin | 846.66 mi (1,362.57 km) |
| Croydon to Inowroclaw | 783.98 mi (1,261.70 km) |
| Croydon to Janow Lubelski | 975.75 mi (1,570.31 km) |
| Croydon to Jarocin | 753.87 mi (1,213.24 km) |
| Croydon to Jaroslaw | 997.73 mi (1,605.69 km) |
| Croydon to Jasien | 802.78 mi (1,291.95 km) |
| Croydon to Jaslo | 950.39 mi (1,529.50 km) |
| Croydon to Jastrzebie-Zdroj | 822.33 mi (1,323.42 km) |
| Croydon to Jawor | 704.84 mi (1,134.34 km) |
| Croydon to Jaworzno | 847.85 mi (1,364.48 km) |
| Croydon to Jedrzejow | 886.00 mi (1,425.87 km) |
| Croydon to Jelcz-Laskowice | 753.72 mi (1,213.00 km) |
| Croydon to Jelenia Gora | 686.31 mi (1,104.52 km) |
| Croydon to Jozefoslaw | 903.41 mi (1,453.90 km) |
