| Opoczno to Idar-Oberstein | 580.34 mi (933.97 km) |
| Opoczno to Idstein | 530.03 mi (853.00 km) |
| Opoczno to Illertissen | 504.17 mi (811.38 km) |
| Opoczno to Illingen | 598.41 mi (963.04 km) |
| Opoczno to Ilmenau | 409.57 mi (659.14 km) |
| Opoczno to Ilsede | 435.48 mi (700.84 km) |
| Opoczno to Ilsenburg | 413.04 mi (664.73 km) |
| Opoczno to Ilsfeld | 513.21 mi (825.93 km) |
| Opoczno to Ilvesheim | 531.75 mi (855.77 km) |
| Opoczno to Immenstadt im Allgau | 522.54 mi (840.95 km) |
| Opoczno to Ingelheim | 543.54 mi (874.74 km) |
| Opoczno to Ingolstadt | 432.15 mi (695.47 km) |
| Opoczno to Iserlohn | 543.57 mi (874.79 km) |
| Opoczno to Isernhagen-Sud | 450.14 mi (724.43 km) |
| Opoczno to Ismaning | 441.15 mi (709.97 km) |
