| Okmulgee to Idar-Oberstein | 4,916.07 mi (7,911.64 km) |
| Okmulgee to Idstein | 4,932.24 mi (7,937.68 km) |
| Okmulgee to Illertissen | 5,078.07 mi (8,172.37 km) |
| Okmulgee to Illingen | 4,918.99 mi (7,916.34 km) |
| Okmulgee to Ilmenau | 5,009.91 mi (8,062.68 km) |
| Okmulgee to Ilsede | 4,921.35 mi (7,920.14 km) |
| Okmulgee to Ilsenburg | 4,954.53 mi (7,973.55 km) |
| Okmulgee to Ilsfeld | 5,013.85 mi (8,069.00 km) |
| Okmulgee to Ilvesheim | 4,971.96 mi (8,001.59 km) |
| Okmulgee to Immenstadt im Allgau | 5,109.22 mi (8,222.49 km) |
| Okmulgee to Ingelheim | 4,933.65 mi (7,939.94 km) |
| Okmulgee to Ingolstadt | 5,105.81 mi (8,217.01 km) |
| Okmulgee to Iserlohn | 4,865.88 mi (7,830.87 km) |
| Okmulgee to Isernhagen-Sud | 4,903.45 mi (7,891.35 km) |
| Okmulgee to Ismaning | 5,136.90 mi (8,267.05 km) |
