| Monaghan to Isny im Allgau | 864.41 mi (1,391.13 km) |
| Monaghan to Isselburg | 581.59 mi (935.98 km) |
| Monaghan to Issum | 587.79 mi (945.96 km) |
| Monaghan to Itzehoe | 667.04 mi (1,073.50 km) |
| Monaghan to Jena | 809.35 mi (1,302.52 km) |
| Monaghan to Jever | 605.91 mi (975.12 km) |
| Monaghan to Jork | 678.26 mi (1,091.56 km) |
| Monaghan to Juchen | 603.67 mi (971.51 km) |
| Monaghan to Julich | 603.71 mi (971.58 km) |
| Monaghan to Juterbog | 842.58 mi (1,355.99 km) |
| Monaghan to Kaarst | 604.66 mi (973.10 km) |
| Monaghan to Kaiserslautern | 709.40 mi (1,141.67 km) |
| Monaghan to Kalkar | 577.17 mi (928.87 km) |
| Monaghan to Kall | 623.34 mi (1,003.17 km) |
| Monaghan to Kaltenkirchen | 685.81 mi (1,103.71 km) |
