| Catonsville to Isny im Allgau | 4,157.88 mi (6,691.46 km) |
| Catonsville to Isselburg | 3,893.16 mi (6,265.43 km) |
| Catonsville to Issum | 3,899.27 mi (6,275.27 km) |
| Catonsville to Itzehoe | 3,954.11 mi (6,363.53 km) |
| Catonsville to Jena | 4,120.02 mi (6,630.53 km) |
| Catonsville to Jever | 3,902.66 mi (6,280.73 km) |
| Catonsville to Jork | 3,971.04 mi (6,390.76 km) |
| Catonsville to Juchen | 3,914.13 mi (6,299.18 km) |
| Catonsville to Julich | 3,913.23 mi (6,297.73 km) |
| Catonsville to Juterbog | 4,144.56 mi (6,670.03 km) |
| Catonsville to Kaarst | 3,915.59 mi (6,301.54 km) |
| Catonsville to Kaiserslautern | 4,011.63 mi (6,456.10 km) |
| Catonsville to Kalkar | 3,888.77 mi (6,258.38 km) |
| Catonsville to Kall | 3,931.06 mi (6,326.43 km) |
| Catonsville to Kaltenkirchen | 3,973.04 mi (6,393.99 km) |
