| Romanshorn to Nordwalde | 323.23 mi (520.18 km) |
| Romanshorn to Northeim | 287.71 mi (463.03 km) |
| Romanshorn to Norvenich | 254.80 mi (410.07 km) |
| Romanshorn to Nossen | 299.22 mi (481.56 km) |
| Romanshorn to Nottuln | 314.48 mi (506.11 km) |
| Romanshorn to Numbrecht | 244.95 mi (394.21 km) |
| Romanshorn to Nuremberg | 152.52 mi (245.46 km) |
| Romanshorn to Nurtingen | 73.92 mi (118.97 km) |
| Romanshorn to Nussloch | 125.34 mi (201.72 km) |
| Romanshorn to Ober-Ramstadt | 159.25 mi (256.28 km) |
| Romanshorn to Oberasbach | 147.87 mi (237.97 km) |
| Romanshorn to Oberderdingen | 106.66 mi (171.65 km) |
| Romanshorn to Oberhaching | 108.01 mi (173.82 km) |
| Romanshorn to Oberhausen | 293.69 mi (472.65 km) |
| Romanshorn to Oberhausen-Rheinhausen | 123.88 mi (199.36 km) |
