| Middlesbrough to Isny im Allgau | 680.56 mi (1,095.25 km) |
| Middlesbrough to Isselburg | 370.56 mi (596.35 km) |
| Middlesbrough to Issum | 380.74 mi (612.74 km) |
| Middlesbrough to Itzehoe | 435.92 mi (701.54 km) |
| Middlesbrough to Jena | 591.38 mi (951.73 km) |
| Middlesbrough to Jever | 376.50 mi (605.93 km) |
| Middlesbrough to Jork | 448.12 mi (721.18 km) |
| Middlesbrough to Juchen | 402.05 mi (647.04 km) |
| Middlesbrough to Julich | 405.36 mi (652.36 km) |
| Middlesbrough to Juterbog | 616.14 mi (991.58 km) |
| Middlesbrough to Kaarst | 400.89 mi (645.17 km) |
| Middlesbrough to Kaiserslautern | 521.16 mi (838.72 km) |
| Middlesbrough to Kalkar | 368.10 mi (592.40 km) |
| Middlesbrough to Kall | 428.91 mi (690.26 km) |
| Middlesbrough to Kaltenkirchen | 454.77 mi (731.88 km) |
