| Sedro-Woolley to Castrovillari | 5,825.99 mi (9,376.02 km) |
| Sedro-Woolley to Catania | 5,942.56 mi (9,563.62 km) |
| Sedro-Woolley to Catanzaro | 5,892.27 mi (9,482.69 km) |
| Sedro-Woolley to Cattolica | 5,489.47 mi (8,834.44 km) |
| Sedro-Woolley to Cava de' Tirreni | 5,735.96 mi (9,231.13 km) |
| Sedro-Woolley to Cavallino | 5,840.62 mi (9,399.57 km) |
| Sedro-Woolley to Cavarzere | 5,403.14 mi (8,695.51 km) |
| Sedro-Woolley to Cave | 5,625.03 mi (9,052.61 km) |
| Sedro-Woolley to Cavriago | 5,392.27 mi (8,678.02 km) |
| Sedro-Woolley to Cavriglia | 5,486.64 mi (8,829.89 km) |
| Sedro-Woolley to Cazzago San Martino | 5,327.15 mi (8,573.22 km) |
| Sedro-Woolley to Ceccano | 5,649.98 mi (9,092.77 km) |
| Sedro-Woolley to Cecina | 5,474.85 mi (8,810.91 km) |
| Sedro-Woolley to Cefalu | 5,883.07 mi (9,467.88 km) |
| Sedro-Woolley to Ceglie Messapico | 5,804.08 mi (9,340.77 km) |
