| Cities | Distance |
|---|---|
| Naples to Navodari | 768.27 mi (1,236.41 km) |
| Naples to Negresti-Oas | 663.76 mi (1,068.21 km) |
| Naples to Nehoiu | 682.74 mi (1,098.77 km) |
| Naples to Ocna Mures | 614.48 mi (988.91 km) |
| Naples to Odobesti | 727.86 mi (1,171.38 km) |
| Naples to Odorheiu Secuiesc | 669.42 mi (1,077.33 km) |
| Naples to Oltenita | 669.40 mi (1,077.30 km) |
| Naples to Onesti | 729.22 mi (1,173.57 km) |
| Naples to Oradea | 575.12 mi (925.57 km) |
| Naples to Orastie | 567.22 mi (912.85 km) |
| Naples to Oravita | 475.00 mi (764.44 km) |
| Naples to Orsova | 492.55 mi (792.69 km) |
| Naples to Otelu Rosu | 520.59 mi (837.81 km) |
| Naples to Otopeni | 652.10 mi (1,049.46 km) |
| Naples to Ovidiu | 764.90 mi (1,230.99 km) |