| Glencullen to Idar-Oberstein | 629.60 mi (1,013.25 km) |
| Glencullen to Idstein | 652.62 mi (1,050.29 km) |
| Glencullen to Illertissen | 790.05 mi (1,271.46 km) |
| Glencullen to Illingen | 630.56 mi (1,014.79 km) |
| Glencullen to Ilmenau | 748.47 mi (1,204.55 km) |
| Glencullen to Ilsede | 687.57 mi (1,106.54 km) |
| Glencullen to Ilsenburg | 714.53 mi (1,149.92 km) |
| Glencullen to Ilsfeld | 727.97 mi (1,171.56 km) |
| Glencullen to Ilvesheim | 687.00 mi (1,105.62 km) |
| Glencullen to Immenstadt im Allgau | 819.88 mi (1,319.47 km) |
| Glencullen to Ingelheim | 651.01 mi (1,047.70 km) |
| Glencullen to Ingolstadt | 824.05 mi (1,326.17 km) |
| Glencullen to Iserlohn | 599.12 mi (964.20 km) |
| Glencullen to Isernhagen-Sud | 671.78 mi (1,081.12 km) |
| Glencullen to Ismaning | 852.22 mi (1,371.51 km) |
