| Upper Montclair to Idar-Oberstein | 3,812.31 mi (6,135.32 km) |
| Upper Montclair to Idstein | 3,836.67 mi (6,174.52 km) |
| Upper Montclair to Illertissen | 3,970.20 mi (6,389.42 km) |
| Upper Montclair to Illingen | 3,811.20 mi (6,133.53 km) |
| Upper Montclair to Ilmenau | 3,928.37 mi (6,322.10 km) |
| Upper Montclair to Ilsede | 3,853.27 mi (6,201.24 km) |
| Upper Montclair to Ilsenburg | 3,884.11 mi (6,250.87 km) |
| Upper Montclair to Ilsfeld | 3,910.59 mi (6,293.48 km) |
| Upper Montclair to Ilvesheim | 3,870.25 mi (6,228.56 km) |
| Upper Montclair to Immenstadt im Allgau | 3,996.08 mi (6,431.07 km) |
| Upper Montclair to Ingelheim | 3,834.94 mi (6,171.74 km) |
| Upper Montclair to Ingolstadt | 4,007.82 mi (6,449.97 km) |
| Upper Montclair to Iserlohn | 3,779.77 mi (6,082.96 km) |
| Upper Montclair to Isernhagen-Sud | 3,835.97 mi (6,173.40 km) |
| Upper Montclair to Ismaning | 4,034.96 mi (6,493.64 km) |
