| Heerlen to Naron | 832.32 mi (1,339.49 km) |
| Heerlen to Navalcarnero | 875.72 mi (1,409.33 km) |
| Heerlen to Navalmoral de la Mata | 940.35 mi (1,513.35 km) |
| Heerlen to Nerja | 1,091.26 mi (1,756.21 km) |
| Heerlen to Nigran | 923.94 mi (1,486.95 km) |
| Heerlen to Nijar | 1,042.68 mi (1,678.03 km) |
| Heerlen to Novelda | 924.19 mi (1,487.33 km) |
| Heerlen to Noya | 895.50 mi (1,441.17 km) |
| Heerlen to Nules | 817.54 mi (1,315.70 km) |
| Heerlen to Ocana | 882.29 mi (1,419.91 km) |
| Heerlen to Ogijares | 1,061.69 mi (1,708.63 km) |
| Heerlen to Oleiros | 848.61 mi (1,365.71 km) |
| Heerlen to Olesa de Montserrat | 673.90 mi (1,084.55 km) |
| Heerlen to Oliva | 878.19 mi (1,413.32 km) |
| Heerlen to Olivares | 1,104.77 mi (1,777.95 km) |
