| Ottaviano to Castrovillari | 115.44 mi (185.79 km) |
| Ottaviano to Catania | 233.78 mi (376.23 km) |
| Ottaviano to Catanzaro | 175.54 mi (282.51 km) |
| Ottaviano to Cattolica | 232.99 mi (374.96 km) |
| Ottaviano to Cava de' Tirreni | 15.59 mi (25.08 km) |
| Ottaviano to Cavallino | 198.76 mi (319.88 km) |
| Ottaviano to Cavarzere | 319.95 mi (514.91 km) |
| Ottaviano to Cave | 104.30 mi (167.86 km) |
| Ottaviano to Cavriago | 332.74 mi (535.49 km) |
| Ottaviano to Cavriglia | 239.65 mi (385.68 km) |
| Ottaviano to Cazzago San Martino | 396.25 mi (637.70 km) |
| Ottaviano to Ceccano | 77.39 mi (124.55 km) |
| Ottaviano to Cecina | 265.08 mi (426.61 km) |
| Ottaviano to Cefalu | 196.16 mi (315.69 km) |
| Ottaviano to Ceglie Messapico | 158.80 mi (255.56 km) |
