| Boulogne-sur-Mer to Niefern-Oschelbronn | 343.01 mi (552.03 km) |
| Boulogne-sur-Mer to Nierstein | 302.46 mi (486.76 km) |
| Boulogne-sur-Mer to Niesky | 574.47 mi (924.52 km) |
| Boulogne-sur-Mer to Nittenau | 484.58 mi (779.86 km) |
| Boulogne-sur-Mer to Nittendorf | 474.91 mi (764.29 km) |
| Boulogne-sur-Mer to Nohfelden | 257.00 mi (413.60 km) |
| Boulogne-sur-Mer to Norden | 308.85 mi (497.04 km) |
| Boulogne-sur-Mer to Nordenham | 347.98 mi (560.02 km) |
| Boulogne-sur-Mer to Norderstedt | 410.36 mi (660.41 km) |
| Boulogne-sur-Mer to Nordhausen | 401.36 mi (645.92 km) |
| Boulogne-sur-Mer to Nordhorn | 262.03 mi (421.69 km) |
| Boulogne-sur-Mer to Nordkirchen | 265.02 mi (426.52 km) |
| Boulogne-sur-Mer to Nordlingen | 416.19 mi (669.79 km) |
| Boulogne-sur-Mer to Nordstemmen | 365.27 mi (587.84 km) |
| Boulogne-sur-Mer to Nordwalde | 269.67 mi (433.98 km) |
