| Delaware to Ilawa | 4,496.61 mi (7,236.59 km) |
| Delaware to Imielin | 4,622.97 mi (7,439.94 km) |
| Delaware to Inowroclaw | 4,483.64 mi (7,215.72 km) |
| Delaware to Janow Lubelski | 4,711.69 mi (7,582.74 km) |
| Delaware to Jarocin | 4,489.22 mi (7,224.69 km) |
| Delaware to Jaroslaw | 4,750.44 mi (7,645.09 km) |
| Delaware to Jasien | 4,433.87 mi (7,135.63 km) |
| Delaware to Jaslo | 4,719.31 mi (7,595.00 km) |
| Delaware to Jastrzebie-Zdroj | 4,607.54 mi (7,415.12 km) |
| Delaware to Jawor | 4,478.17 mi (7,206.92 km) |
| Delaware to Jaworzno | 4,622.00 mi (7,438.39 km) |
| Delaware to Jedrzejow | 4,641.15 mi (7,469.21 km) |
| Delaware to Jelcz-Laskowice | 4,519.61 mi (7,273.61 km) |
| Delaware to Jelenia Gora | 4,466.91 mi (7,188.79 km) |
| Delaware to Jozefoslaw | 4,606.99 mi (7,414.24 km) |
