| Bolu to Nordwalde | 1,380.86 mi (2,222.28 km) |
| Bolu to Northeim | 1,273.19 mi (2,049.00 km) |
| Bolu to Norvenich | 1,379.59 mi (2,220.24 km) |
| Bolu to Nossen | 1,127.33 mi (1,814.26 km) |
| Bolu to Nottuln | 1,381.35 mi (2,223.07 km) |
| Bolu to Numbrecht | 1,345.99 mi (2,166.16 km) |
| Bolu to Nuremberg | 1,162.96 mi (1,871.61 km) |
| Bolu to Nurtingen | 1,216.63 mi (1,957.98 km) |
| Bolu to Nussloch | 1,259.49 mi (2,026.96 km) |
| Bolu to Ober-Ramstadt | 1,269.29 mi (2,042.72 km) |
| Bolu to Oberasbach | 1,167.01 mi (1,878.12 km) |
| Bolu to Oberderdingen | 1,248.98 mi (2,010.04 km) |
| Bolu to Oberhaching | 1,105.04 mi (1,778.38 km) |
| Bolu to Oberhausen | 1,388.43 mi (2,234.46 km) |
| Bolu to Oberhausen-Rheinhausen | 1,266.96 mi (2,038.97 km) |
