| Napa to Collegno | 5,887.33 mi (9,474.74 km) |
| Napa to Cologno al Serio | 5,920.70 mi (9,528.44 km) |
| Napa to Cologno Monzese | 5,911.79 mi (9,514.10 km) |
| Napa to Colorno | 5,976.56 mi (9,618.34 km) |
| Napa to Comacchio | 6,040.03 mi (9,720.49 km) |
| Napa to Comiso | 6,556.94 mi (10,552.38 km) |
| Napa to Como | 5,890.59 mi (9,480.00 km) |
| Napa to Concordia Sagittaria | 5,996.93 mi (9,651.12 km) |
| Napa to Concorezzo | 5,910.01 mi (9,511.25 km) |
| Napa to Conegliano | 5,975.21 mi (9,616.17 km) |
| Napa to Conselice | 6,040.83 mi (9,721.77 km) |
| Napa to Conselve | 6,000.86 mi (9,657.45 km) |
| Napa to Conversano | 6,391.63 mi (10,286.33 km) |
| Napa to Copertino | 6,458.12 mi (10,393.34 km) |
| Napa to Copparo | 6,018.96 mi (9,686.58 km) |
