| Tondela to Idar-Oberstein | 980.10 mi (1,577.31 km) |
| Tondela to Idstein | 1,035.21 mi (1,666.01 km) |
| Tondela to Illertissen | 1,039.33 mi (1,672.64 km) |
| Tondela to Illingen | 957.40 mi (1,540.79 km) |
| Tondela to Ilmenau | 1,150.76 mi (1,851.97 km) |
| Tondela to Ilsede | 1,184.08 mi (1,905.59 km) |
| Tondela to Ilsenburg | 1,185.61 mi (1,908.05 km) |
| Tondela to Ilsfeld | 1,030.61 mi (1,658.61 km) |
| Tondela to Ilvesheim | 1,018.37 mi (1,638.90 km) |
| Tondela to Immenstadt im Allgau | 1,027.62 mi (1,653.79 km) |
| Tondela to Ingelheim | 1,017.72 mi (1,637.85 km) |
| Tondela to Ingolstadt | 1,110.78 mi (1,787.62 km) |
| Tondela to Iserlohn | 1,061.65 mi (1,708.56 km) |
| Tondela to Isernhagen-Sud | 1,179.92 mi (1,898.90 km) |
| Tondela to Ismaning | 1,107.07 mi (1,781.66 km) |
