| Clarksburg to Isny im Allgau | 4,181.30 mi (6,729.15 km) |
| Clarksburg to Isselburg | 3,915.65 mi (6,301.63 km) |
| Clarksburg to Issum | 3,921.86 mi (6,311.63 km) |
| Clarksburg to Itzehoe | 3,975.64 mi (6,398.17 km) |
| Clarksburg to Jena | 4,142.33 mi (6,666.44 km) |
| Clarksburg to Jever | 3,924.45 mi (6,315.79 km) |
| Clarksburg to Jork | 3,992.68 mi (6,425.60 km) |
| Clarksburg to Juchen | 3,936.85 mi (6,335.75 km) |
| Clarksburg to Julich | 3,936.02 mi (6,334.41 km) |
| Clarksburg to Juterbog | 4,166.40 mi (6,705.17 km) |
| Clarksburg to Kaarst | 3,938.27 mi (6,338.04 km) |
| Clarksburg to Kaiserslautern | 4,034.76 mi (6,493.31 km) |
| Clarksburg to Kalkar | 3,911.31 mi (6,294.65 km) |
| Clarksburg to Kall | 3,953.95 mi (6,363.27 km) |
| Clarksburg to Kaltenkirchen | 3,994.56 mi (6,428.62 km) |
