| Bolu to Isny im Allgau | 1,166.17 mi (1,876.77 km) |
| Bolu to Isselburg | 1,413.39 mi (2,274.63 km) |
| Bolu to Issum | 1,407.31 mi (2,264.85 km) |
| Bolu to Itzehoe | 1,368.27 mi (2,202.02 km) |
| Bolu to Jena | 1,187.39 mi (1,910.91 km) |
| Bolu to Jever | 1,412.38 mi (2,273.00 km) |
| Bolu to Jork | 1,348.10 mi (2,169.56 km) |
| Bolu to Juchen | 1,393.03 mi (2,241.86 km) |
| Bolu to Julich | 1,394.47 mi (2,244.18 km) |
| Bolu to Juterbog | 1,171.19 mi (1,884.85 km) |
| Bolu to Kaarst | 1,391.30 mi (2,239.08 km) |
| Bolu to Kaiserslautern | 1,301.56 mi (2,094.66 km) |
| Bolu to Kalkar | 1,417.75 mi (2,281.65 km) |
| Bolu to Kall | 1,377.75 mi (2,217.28 km) |
| Bolu to Kaltenkirchen | 1,349.90 mi (2,172.46 km) |
