| Napa to Castelletto sopra Ticino | 5,882.86 mi (9,467.55 km) |
| Napa to Castelli Calepio | 5,923.54 mi (9,533.01 km) |
| Napa to Castelnovo ne' Monti | 6,005.23 mi (9,664.48 km) |
| Napa to Castelnuovo Berardenga | 6,098.23 mi (9,814.15 km) |
| Napa to Castelnuovo di Porto | 6,196.00 mi (9,971.50 km) |
| Napa to Castelnuovo di Verona | 5,959.09 mi (9,590.22 km) |
| Napa to Castelnuovo Rangone | 6,013.75 mi (9,678.19 km) |
| Napa to Castelvetrano | 6,460.24 mi (10,396.76 km) |
| Napa to Castelvetro di Modena | 6,017.05 mi (9,683.51 km) |
| Napa to Castenaso | 6,031.12 mi (9,706.15 km) |
| Napa to Castenedolo | 5,943.85 mi (9,565.70 km) |
| Napa to Castiglion Fiorentino | 6,110.18 mi (9,833.39 km) |
| Napa to Castiglione del Lago | 6,125.56 mi (9,858.14 km) |
| Napa to Castiglione delle Stiviere | 5,953.52 mi (9,581.26 km) |
| Napa to Castrolibero | 6,464.29 mi (10,403.27 km) |
