| Derry to Ilawa | 1,082.53 mi (1,742.17 km) |
| Derry to Imielin | 1,156.88 mi (1,861.82 km) |
| Derry to Inowroclaw | 1,047.43 mi (1,685.67 km) |
| Derry to Janow Lubelski | 1,265.79 mi (2,037.08 km) |
| Derry to Jarocin | 1,036.78 mi (1,668.53 km) |
| Derry to Jaroslaw | 1,297.34 mi (2,087.86 km) |
| Derry to Jasien | 1,030.08 mi (1,657.75 km) |
| Derry to Jaslo | 1,258.14 mi (2,024.78 km) |
| Derry to Jastrzebie-Zdroj | 1,137.77 mi (1,831.06 km) |
| Derry to Jawor | 1,010.20 mi (1,625.76 km) |
| Derry to Jaworzno | 1,156.76 mi (1,861.62 km) |
| Derry to Jedrzejow | 1,184.40 mi (1,906.11 km) |
| Derry to Jelcz-Laskowice | 1,055.41 mi (1,698.52 km) |
| Derry to Jelenia Gora | 996.16 mi (1,603.17 km) |
| Derry to Jozefoslaw | 1,173.98 mi (1,889.34 km) |
