| Irthlingborough to Eynesil | 2,007.37 mi (3,230.55 km) |
| Irthlingborough to Ezine | 1,541.10 mi (2,480.17 km) |
| Irthlingborough to Fethiye | 1,801.36 mi (2,899.01 km) |
| Irthlingborough to Findikli | 2,083.08 mi (3,352.39 km) |
| Irthlingborough to Finike | 1,858.32 mi (2,990.67 km) |
| Irthlingborough to Foca | 1,611.71 mi (2,593.80 km) |
| Irthlingborough to Gallipoli | 1,525.17 mi (2,454.52 km) |
| Irthlingborough to Gaziantep | 2,109.29 mi (3,394.57 km) |
| Irthlingborough to Gebze | 1,617.69 mi (2,603.42 km) |
| Irthlingborough to Gediz | 1,696.69 mi (2,730.56 km) |
| Irthlingborough to Gemerek | 1,959.44 mi (3,153.41 km) |
| Irthlingborough to Genc | 2,164.46 mi (3,483.36 km) |
| Irthlingborough to Gerede | 1,729.99 mi (2,784.16 km) |
| Irthlingborough to Gevas | 2,290.83 mi (3,686.74 km) |
| Irthlingborough to Giresun | 1,981.75 mi (3,189.32 km) |
