| McKeesport to Idar-Oberstein | 4,061.71 mi (6,536.69 km) |
| McKeesport to Idstein | 4,083.57 mi (6,571.86 km) |
| McKeesport to Illertissen | 4,221.29 mi (6,793.51 km) |
| McKeesport to Illingen | 4,061.86 mi (6,536.94 km) |
| McKeesport to Ilmenau | 4,171.18 mi (6,712.87 km) |
| McKeesport to Ilsede | 4,091.71 mi (6,584.96 km) |
| McKeesport to Ilsenburg | 4,123.37 mi (6,635.92 km) |
| McKeesport to Ilsfeld | 4,160.09 mi (6,695.01 km) |
| McKeesport to Ilvesheim | 4,119.15 mi (6,629.14 km) |
| McKeesport to Immenstadt im Allgau | 4,248.88 mi (6,837.92 km) |
| McKeesport to Ingelheim | 4,082.82 mi (6,570.66 km) |
| McKeesport to Ingolstadt | 4,255.94 mi (6,849.27 km) |
| McKeesport to Iserlohn | 4,023.55 mi (6,475.28 km) |
| McKeesport to Isernhagen-Sud | 4,074.17 mi (6,556.74 km) |
| McKeesport to Ismaning | 4,284.37 mi (6,895.02 km) |
