| Rickmansworth to Idar-Oberstein | 365.48 mi (588.18 km) |
| Rickmansworth to Idstein | 392.75 mi (632.07 km) |
| Rickmansworth to Illertissen | 524.74 mi (844.48 km) |
| Rickmansworth to Illingen | 365.24 mi (587.80 km) |
| Rickmansworth to Ilmenau | 497.20 mi (800.17 km) |
| Rickmansworth to Ilsede | 455.13 mi (732.47 km) |
| Rickmansworth to Ilsenburg | 476.68 mi (767.14 km) |
| Rickmansworth to Ilsfeld | 463.78 mi (746.37 km) |
| Rickmansworth to Ilvesheim | 423.49 mi (681.54 km) |
| Rickmansworth to Immenstadt im Allgau | 554.15 mi (891.82 km) |
| Rickmansworth to Ingelheim | 389.19 mi (626.34 km) |
| Rickmansworth to Ingolstadt | 561.37 mi (903.44 km) |
| Rickmansworth to Iserlohn | 349.98 mi (563.23 km) |
| Rickmansworth to Isernhagen-Sud | 441.81 mi (711.03 km) |
| Rickmansworth to Ismaning | 588.15 mi (946.54 km) |
