| Irthlingborough to Nordwalde | 343.10 mi (552.16 km) |
| Irthlingborough to Northeim | 452.99 mi (729.02 km) |
| Irthlingborough to Norvenich | 329.13 mi (529.68 km) |
| Irthlingborough to Nossen | 601.51 mi (968.03 km) |
| Irthlingborough to Nottuln | 338.93 mi (545.46 km) |
| Irthlingborough to Numbrecht | 363.17 mi (584.47 km) |
| Irthlingborough to Nuremberg | 546.04 mi (878.76 km) |
| Irthlingborough to Nurtingen | 505.64 mi (813.75 km) |
| Irthlingborough to Nussloch | 455.63 mi (733.26 km) |
| Irthlingborough to Ober-Ramstadt | 440.98 mi (709.70 km) |
| Irthlingborough to Oberasbach | 542.19 mi (872.57 km) |
| Irthlingborough to Oberderdingen | 469.20 mi (755.10 km) |
| Irthlingborough to Oberhaching | 615.27 mi (990.19 km) |
| Irthlingborough to Oberhausen | 323.94 mi (521.34 km) |
| Irthlingborough to Oberhausen-Rheinhausen | 449.81 mi (723.90 km) |
