| Colonia to Nordwalde | 3,769.52 mi (6,066.46 km) |
| Colonia to Northeim | 3,878.31 mi (6,241.54 km) |
| Colonia to Norvenich | 3,770.91 mi (6,068.69 km) |
| Colonia to Nossen | 4,026.17 mi (6,479.50 km) |
| Colonia to Nottuln | 3,768.61 mi (6,064.99 km) |
| Colonia to Numbrecht | 3,803.79 mi (6,121.61 km) |
| Colonia to Nuremberg | 3,987.90 mi (6,417.91 km) |
| Colonia to Nurtingen | 3,942.04 mi (6,344.10 km) |
| Colonia to Nussloch | 3,895.31 mi (6,268.90 km) |
| Colonia to Ober-Ramstadt | 3,882.69 mi (6,248.59 km) |
| Colonia to Oberasbach | 3,984.09 mi (6,411.77 km) |
| Colonia to Oberderdingen | 3,907.42 mi (6,288.39 km) |
| Colonia to Oberhaching | 4,053.52 mi (6,523.50 km) |
| Colonia to Oberhausen | 3,761.01 mi (6,052.76 km) |
| Colonia to Oberhausen-Rheinhausen | 3,888.64 mi (6,258.15 km) |
