| Williamstown to Isny im Allgau | 4,066.28 mi (6,544.04 km) |
| Williamstown to Isselburg | 3,803.82 mi (6,121.65 km) |
| Williamstown to Issum | 3,809.69 mi (6,131.10 km) |
| Williamstown to Itzehoe | 3,867.20 mi (6,223.66 km) |
| Williamstown to Jena | 4,031.09 mi (6,487.41 km) |
| Williamstown to Jever | 3,815.10 mi (6,139.81 km) |
| Williamstown to Jork | 3,883.82 mi (6,250.40 km) |
| Williamstown to Juchen | 3,824.21 mi (6,154.47 km) |
| Williamstown to Julich | 3,823.14 mi (6,152.75 km) |
| Williamstown to Juterbog | 4,056.84 mi (6,528.86 km) |
| Williamstown to Kaarst | 3,825.79 mi (6,157.01 km) |
| Williamstown to Kaiserslautern | 3,920.74 mi (6,309.82 km) |
| Williamstown to Kalkar | 3,799.32 mi (6,114.42 km) |
| Williamstown to Kall | 3,840.73 mi (6,181.05 km) |
| Williamstown to Kaltenkirchen | 3,886.16 mi (6,254.17 km) |
