| Karlovac to Naron | 1,170.93 mi (1,884.42 km) |
| Karlovac to Navalcarnero | 1,050.31 mi (1,690.31 km) |
| Karlovac to Navalmoral de la Mata | 1,134.41 mi (1,825.66 km) |
| Karlovac to Nerja | 1,173.22 mi (1,888.11 km) |
| Karlovac to Nigran | 1,231.10 mi (1,981.27 km) |
| Karlovac to Nijar | 1,090.39 mi (1,754.82 km) |
| Karlovac to Novelda | 968.92 mi (1,559.32 km) |
| Karlovac to Noya | 1,221.06 mi (1,965.10 km) |
| Karlovac to Nules | 885.41 mi (1,424.94 km) |
| Karlovac to Ocana | 1,036.34 mi (1,667.84 km) |
| Karlovac to Ogijares | 1,145.60 mi (1,843.67 km) |
| Karlovac to Oleiros | 1,182.91 mi (1,903.70 km) |
| Karlovac to Olesa de Montserrat | 735.18 mi (1,183.16 km) |
| Karlovac to Oliva | 919.13 mi (1,479.19 km) |
| Karlovac to Olivares | 1,248.97 mi (2,010.02 km) |
