| Wallingford to Idar-Oberstein | 391.68 mi (630.35 km) |
| Wallingford to Idstein | 420.09 mi (676.08 km) |
| Wallingford to Illertissen | 550.01 mi (885.16 km) |
| Wallingford to Illingen | 390.63 mi (628.66 km) |
| Wallingford to Ilmenau | 525.32 mi (845.42 km) |
| Wallingford to Ilsede | 483.46 mi (778.05 km) |
| Wallingford to Ilsenburg | 505.08 mi (812.85 km) |
| Wallingford to Ilsfeld | 489.84 mi (788.33 km) |
| Wallingford to Ilvesheim | 449.88 mi (724.02 km) |
| Wallingford to Immenstadt im Allgau | 578.55 mi (931.08 km) |
| Wallingford to Ingelheim | 416.14 mi (669.72 km) |
| Wallingford to Ingolstadt | 587.93 mi (946.18 km) |
| Wallingford to Iserlohn | 378.28 mi (608.79 km) |
| Wallingford to Isernhagen-Sud | 470.07 mi (756.51 km) |
| Wallingford to Ismaning | 614.19 mi (988.45 km) |
