| Karlovo to Niefern-Oschelbronn | 882.89 mi (1,420.87 km) |
| Karlovo to Nierstein | 928.76 mi (1,494.69 km) |
| Karlovo to Niesky | 759.87 mi (1,222.89 km) |
| Karlovo to Nittenau | 752.40 mi (1,210.87 km) |
| Karlovo to Nittendorf | 757.97 mi (1,219.83 km) |
| Karlovo to Nohfelden | 969.16 mi (1,559.72 km) |
| Karlovo to Norden | 1,104.29 mi (1,777.19 km) |
| Karlovo to Nordenham | 1,059.06 mi (1,704.39 km) |
| Karlovo to Norderstedt | 1,020.18 mi (1,641.82 km) |
| Karlovo to Nordhausen | 897.12 mi (1,443.77 km) |
| Karlovo to Nordhorn | 1,063.70 mi (1,711.86 km) |
| Karlovo to Nordkirchen | 1,021.93 mi (1,644.64 km) |
| Karlovo to Nordlingen | 810.78 mi (1,304.83 km) |
| Karlovo to Nordstemmen | 958.80 mi (1,543.03 km) |
| Karlovo to Nordwalde | 1,035.98 mi (1,667.25 km) |
