| Barreiro to Idar-Oberstein | 1,109.44 mi (1,785.47 km) |
| Barreiro to Idstein | 1,164.73 mi (1,874.44 km) |
| Barreiro to Illertissen | 1,160.32 mi (1,867.36 km) |
| Barreiro to Illingen | 1,086.17 mi (1,748.02 km) |
| Barreiro to Ilmenau | 1,278.63 mi (2,057.75 km) |
| Barreiro to Ilsede | 1,316.10 mi (2,118.06 km) |
| Barreiro to Ilsenburg | 1,316.42 mi (2,118.58 km) |
| Barreiro to Ilsfeld | 1,155.59 mi (1,859.74 km) |
| Barreiro to Ilvesheim | 1,145.50 mi (1,843.51 km) |
| Barreiro to Immenstadt im Allgau | 1,145.83 mi (1,844.04 km) |
| Barreiro to Ingelheim | 1,146.86 mi (1,845.69 km) |
| Barreiro to Ingolstadt | 1,232.22 mi (1,983.07 km) |
| Barreiro to Iserlohn | 1,194.31 mi (1,922.06 km) |
| Barreiro to Isernhagen-Sud | 1,312.51 mi (2,112.28 km) |
| Barreiro to Ismaning | 1,226.25 mi (1,973.45 km) |
