| Ilsenburg to Northeim | 31.18 mi (50.18 km) |
| Ilsenburg to Norvenich | 189.04 mi (304.22 km) |
| Ilsenburg to Nossen | 125.98 mi (202.75 km) |
| Ilsenburg to Nottuln | 141.99 mi (228.51 km) |
| Ilsenburg to Numbrecht | 150.84 mi (242.75 km) |
| Ilsenburg to Nuremberg | 167.60 mi (269.73 km) |
| Ilsenburg to Nurtingen | 231.22 mi (372.11 km) |
| Ilsenburg to Nussloch | 196.16 mi (315.70 km) |
| Ilsenburg to Ober-Ramstadt | 163.85 mi (263.69 km) |
| Ilsenburg to Oberasbach | 169.35 mi (272.54 km) |
| Ilsenburg to Oberderdingen | 210.66 mi (339.03 km) |
| Ilsenburg to Oberhaching | 269.00 mi (432.91 km) |
| Ilsenburg to Oberhausen | 165.30 mi (266.03 km) |
| Ilsenburg to Oberhausen-Rheinhausen | 204.26 mi (328.73 km) |
| Ilsenburg to Oberkirch | 257.38 mi (414.22 km) |
