| Napa to Cassina de' Pecchi | 5,914.97 mi (9,519.22 km) |
| Napa to Cassino | 6,270.32 mi (10,091.11 km) |
| Napa to Castagneto Carducci | 6,082.49 mi (9,788.82 km) |
| Napa to Castano Primo | 5,895.95 mi (9,488.62 km) |
| Napa to Castel Bolognese | 6,051.31 mi (9,738.65 km) |
| Napa to Castel Gandolfo | 6,222.53 mi (10,014.20 km) |
| Napa to Castel Goffredo | 5,958.57 mi (9,589.39 km) |
| Napa to Castel Maggiore | 6,024.97 mi (9,696.26 km) |
| Napa to Castel Mella | 5,938.06 mi (9,556.39 km) |
| Napa to Castel San Giorgio | 6,336.35 mi (10,197.37 km) |
| Napa to Castel San Giovanni | 5,942.96 mi (9,564.28 km) |
| Napa to Castel San Pietro Terme | 6,040.52 mi (9,721.27 km) |
| Napa to Castel Volturno | 6,298.78 mi (10,136.90 km) |
| Napa to Castelbuono | 6,484.95 mi (10,436.52 km) |
| Napa to Casteldaccia | 6,461.37 mi (10,398.57 km) |
