| Phoenixville to Idar-Oberstein | 3,896.93 mi (6,271.50 km) |
| Phoenixville to Idstein | 3,921.18 mi (6,310.54 km) |
| Phoenixville to Illertissen | 4,054.88 mi (6,525.70 km) |
| Phoenixville to Illingen | 3,895.86 mi (6,269.78 km) |
| Phoenixville to Ilmenau | 4,012.69 mi (6,457.81 km) |
| Phoenixville to Ilsede | 3,937.33 mi (6,336.52 km) |
| Phoenixville to Ilsenburg | 3,968.22 mi (6,386.24 km) |
| Phoenixville to Ilsfeld | 3,995.21 mi (6,429.67 km) |
| Phoenixville to Ilvesheim | 3,954.85 mi (6,364.71 km) |
| Phoenixville to Immenstadt im Allgau | 4,080.81 mi (6,567.44 km) |
| Phoenixville to Ingelheim | 3,919.50 mi (6,307.83 km) |
| Phoenixville to Ingolstadt | 4,092.40 mi (6,586.08 km) |
| Phoenixville to Iserlohn | 3,864.14 mi (6,218.73 km) |
| Phoenixville to Isernhagen-Sud | 3,920.01 mi (6,308.65 km) |
| Phoenixville to Ismaning | 4,119.59 mi (6,629.84 km) |
