| Napa to Cadiz | 5,851.78 mi (9,417.52 km) |
| Napa to Calafell | 5,904.81 mi (9,502.87 km) |
| Napa to Calahorra | 5,726.50 mi (9,215.92 km) |
| Napa to Calasparra | 5,942.29 mi (9,563.19 km) |
| Napa to Calatayud | 5,786.27 mi (9,312.09 km) |
| Napa to Caldas de Montbuy | 5,902.33 mi (9,498.88 km) |
| Napa to Caldas de Reyes | 5,471.04 mi (8,804.79 km) |
| Napa to Calella | 5,919.77 mi (9,526.94 km) |
| Napa to Callosa de Segura | 5,977.84 mi (9,620.40 km) |
| Napa to Calpe | 5,984.36 mi (9,630.90 km) |
| Napa to Calvia | 6,022.70 mi (9,692.60 km) |
| Napa to Camas | 5,819.79 mi (9,366.05 km) |
| Napa to Cambados | 5,469.85 mi (8,802.88 km) |
| Napa to Cambre | 5,450.28 mi (8,771.38 km) |
| Napa to Cambrils | 5,894.27 mi (9,485.90 km) |
