| Sinop to Isny im Allgau | 1,284.05 mi (2,066.49 km) |
| Sinop to Isselburg | 1,500.16 mi (2,414.28 km) |
| Sinop to Issum | 1,496.65 mi (2,408.63 km) |
| Sinop to Itzehoe | 1,430.04 mi (2,301.43 km) |
| Sinop to Jena | 1,270.85 mi (2,045.24 km) |
| Sinop to Jever | 1,481.31 mi (2,383.94 km) |
| Sinop to Jork | 1,412.80 mi (2,273.69 km) |
| Sinop to Juchen | 1,485.96 mi (2,391.42 km) |
| Sinop to Julich | 1,489.16 mi (2,396.56 km) |
| Sinop to Juterbog | 1,239.68 mi (1,995.08 km) |
| Sinop to Kaarst | 1,483.05 mi (2,386.73 km) |
| Sinop to Kaiserslautern | 1,406.83 mi (2,264.07 km) |
| Sinop to Kalkar | 1,505.63 mi (2,423.08 km) |
| Sinop to Kall | 1,475.31 mi (2,374.28 km) |
| Sinop to Kaltenkirchen | 1,411.16 mi (2,271.04 km) |
