| Gig Harbor to Idar-Oberstein | 5,095.96 mi (8,201.16 km) |
| Gig Harbor to Idstein | 5,089.27 mi (8,190.39 km) |
| Gig Harbor to Illertissen | 5,249.97 mi (8,449.00 km) |
| Gig Harbor to Illingen | 5,109.07 mi (8,222.26 km) |
| Gig Harbor to Ilmenau | 5,122.79 mi (8,244.33 km) |
| Gig Harbor to Ilsede | 5,012.77 mi (8,067.28 km) |
| Gig Harbor to Ilsenburg | 5,047.42 mi (8,123.03 km) |
| Gig Harbor to Ilsfeld | 5,181.01 mi (8,338.03 km) |
| Gig Harbor to Ilvesheim | 5,139.99 mi (8,272.02 km) |
| Gig Harbor to Immenstadt im Allgau | 5,291.70 mi (8,516.17 km) |
| Gig Harbor to Ingelheim | 5,098.46 mi (8,205.19 km) |
| Gig Harbor to Ingolstadt | 5,248.65 mi (8,446.89 km) |
| Gig Harbor to Iserlohn | 5,007.29 mi (8,058.45 km) |
| Gig Harbor to Isernhagen-Sud | 4,995.71 mi (8,039.82 km) |
| Gig Harbor to Ismaning | 5,286.43 mi (8,507.68 km) |
