| Mariestad to Idar-Oberstein | 673.62 mi (1,084.09 km) |
| Mariestad to Idstein | 626.21 mi (1,007.79 km) |
| Mariestad to Illertissen | 740.14 mi (1,191.14 km) |
| Mariestad to Illingen | 699.39 mi (1,125.56 km) |
| Mariestad to Ilmenau | 565.68 mi (910.37 km) |
| Mariestad to Ilsede | 466.53 mi (750.81 km) |
| Mariestad to Ilsenburg | 487.83 mi (785.09 km) |
| Mariestad to Ilsfeld | 691.81 mi (1,113.36 km) |
| Mariestad to Ilvesheim | 671.61 mi (1,080.85 km) |
| Mariestad to Immenstadt im Allgau | 783.29 mi (1,260.58 km) |
| Mariestad to Ingelheim | 645.40 mi (1,038.67 km) |
| Mariestad to Ingolstadt | 693.38 mi (1,115.89 km) |
| Mariestad to Iserlohn | 560.56 mi (902.14 km) |
| Mariestad to Isernhagen-Sud | 459.53 mi (739.55 km) |
| Mariestad to Ismaning | 728.91 mi (1,173.07 km) |
