| Constanta to Naron | 1,817.62 mi (2,925.17 km) |
| Constanta to Navalcarnero | 1,680.40 mi (2,704.34 km) |
| Constanta to Navalmoral de la Mata | 1,765.34 mi (2,841.03 km) |
| Constanta to Nerja | 1,771.42 mi (2,850.82 km) |
| Constanta to Nigran | 1,875.93 mi (3,019.02 km) |
| Constanta to Nijar | 1,681.78 mi (2,706.57 km) |
| Constanta to Novelda | 1,568.87 mi (2,524.86 km) |
| Constanta to Noya | 1,867.10 mi (3,004.81 km) |
| Constanta to Nules | 1,499.40 mi (2,413.05 km) |
| Constanta to Ocana | 1,662.67 mi (2,675.80 km) |
| Constanta to Ogijares | 1,746.18 mi (2,810.20 km) |
| Constanta to Oleiros | 1,829.46 mi (2,944.22 km) |
| Constanta to Olesa de Montserrat | 1,360.27 mi (2,189.14 km) |
| Constanta to Oliva | 1,522.09 mi (2,449.57 km) |
| Constanta to Olivares | 1,863.23 mi (2,998.58 km) |
