| Mountlake Terrace to Cadiz | 5,404.15 mi (8,697.14 km) |
| Mountlake Terrace to Calafell | 5,396.45 mi (8,684.75 km) |
| Mountlake Terrace to Calahorra | 5,228.31 mi (8,414.15 km) |
| Mountlake Terrace to Calasparra | 5,462.95 mi (8,791.77 km) |
| Mountlake Terrace to Calatayud | 5,291.24 mi (8,515.43 km) |
| Mountlake Terrace to Caldas de Montbuy | 5,389.47 mi (8,673.52 km) |
| Mountlake Terrace to Caldas de Reyes | 5,000.26 mi (8,047.15 km) |
| Mountlake Terrace to Calella | 5,404.86 mi (8,698.27 km) |
| Mountlake Terrace to Callosa de Segura | 5,495.11 mi (8,843.52 km) |
| Mountlake Terrace to Calpe | 5,494.73 mi (8,842.91 km) |
| Mountlake Terrace to Calvia | 5,517.48 mi (8,879.53 km) |
| Mountlake Terrace to Camas | 5,366.00 mi (8,635.74 km) |
| Mountlake Terrace to Cambados | 5,000.37 mi (8,047.31 km) |
| Mountlake Terrace to Cambre | 4,974.34 mi (8,005.42 km) |
| Mountlake Terrace to Cambrils | 5,388.75 mi (8,672.35 km) |
