| Princeton to Idar-Oberstein | 4,793.65 mi (7,714.63 km) |
| Princeton to Idstein | 4,825.15 mi (7,765.33 km) |
| Princeton to Illertissen | 4,943.77 mi (7,956.22 km) |
| Princeton to Illingen | 4,788.59 mi (7,706.50 km) |
| Princeton to Ilmenau | 4,927.17 mi (7,929.51 km) |
| Princeton to Ilsede | 4,864.48 mi (7,828.63 km) |
| Princeton to Ilsenburg | 4,892.86 mi (7,874.30 km) |
| Princeton to Ilsfeld | 4,890.11 mi (7,869.88 km) |
| Princeton to Ilvesheim | 4,852.20 mi (7,808.86 km) |
| Princeton to Immenstadt im Allgau | 4,963.62 mi (7,988.17 km) |
| Princeton to Ingelheim | 4,820.57 mi (7,757.95 km) |
| Princeton to Ingolstadt | 4,990.19 mi (8,030.93 km) |
| Princeton to Iserlohn | 4,777.95 mi (7,689.36 km) |
| Princeton to Isernhagen-Sud | 4,847.99 mi (7,802.08 km) |
| Princeton to Ismaning | 5,012.92 mi (8,067.51 km) |
