| Norristown to Isny im Allgau | 4,062.63 mi (6,538.16 km) |
| Norristown to Isselburg | 3,798.09 mi (6,112.44 km) |
| Norristown to Issum | 3,804.17 mi (6,122.22 km) |
| Norristown to Itzehoe | 3,859.52 mi (6,211.30 km) |
| Norristown to Jena | 4,025.02 mi (6,477.64 km) |
| Norristown to Jever | 3,807.92 mi (6,128.26 km) |
| Norristown to Jork | 3,876.37 mi (6,238.42 km) |
| Norristown to Juchen | 3,818.99 mi (6,146.06 km) |
| Norristown to Julich | 3,818.06 mi (6,144.58 km) |
| Norristown to Juterbog | 4,049.79 mi (6,517.51 km) |
| Norristown to Kaarst | 3,820.46 mi (6,148.44 km) |
| Norristown to Kaiserslautern | 3,916.40 mi (6,302.84 km) |
| Norristown to Kalkar | 3,793.69 mi (6,105.35 km) |
| Norristown to Kall | 3,835.87 mi (6,173.24 km) |
| Norristown to Kaltenkirchen | 3,878.46 mi (6,241.78 km) |
