| Cities | Distance |
|---|---|
| Portici to Niederzier | 790.82 mi (1,272.71 km) |
| Portici to Niefern-Oschelbronn | 621.68 mi (1,000.50 km) |
| Portici to Nierstein | 689.35 mi (1,109.40 km) |
| Portici to Niesky | 724.47 mi (1,165.93 km) |
| Portici to Nittenau | 587.76 mi (945.91 km) |
| Portici to Nittendorf | 578.75 mi (931.40 km) |
| Portici to Nohfelden | 699.05 mi (1,125.02 km) |
| Portici to Norden | 943.05 mi (1,517.69 km) |
| Portici to Nordenham | 917.78 mi (1,477.03 km) |
| Portici to Norderstedt | 912.81 mi (1,469.03 km) |
| Portici to Nordhausen | 757.34 mi (1,218.82 km) |
| Portici to Nordhorn | 872.33 mi (1,403.89 km) |
| Portici to Nordkirchen | 820.72 mi (1,320.83 km) |
| Portici to Nordlingen | 585.94 mi (942.98 km) |
| Portici to Nordstemmen | 812.59 mi (1,307.74 km) |