| Sedro-Woolley to Conyers (Georgia) | 2,208.87 mi (3,554.84 km) |
| Sedro-Woolley to Cookeville (Tennessee) | 2,035.86 mi (3,276.39 km) |
| Sedro-Woolley to Coolidge (Arizona) | 1,210.66 mi (1,948.37 km) |
| Sedro-Woolley to Coon Rapids (Minnesota) | 1,377.63 mi (2,217.08 km) |
| Sedro-Woolley to Cooper City (Florida) | 2,729.27 mi (4,392.33 km) |
| Sedro-Woolley to Coos Bay (Oregon) | 367.37 mi (591.23 km) |
| Sedro-Woolley to Copiague (New York) | 2,420.06 mi (3,894.71 km) |
| Sedro-Woolley to Coppell (Texas) | 1,689.19 mi (2,718.49 km) |
| Sedro-Woolley to Copperas Cove (Texas) | 1,749.18 mi (2,815.03 km) |
| Sedro-Woolley to Coral Gables (Florida) | 2,746.94 mi (4,420.77 km) |
| Sedro-Woolley to Coral Springs (Florida) | 2,719.35 mi (4,376.38 km) |
| Sedro-Woolley to Coral Terrace (Florida) | 2,743.37 mi (4,415.03 km) |
| Sedro-Woolley to Coralville (Iowa) | 1,554.36 mi (2,501.50 km) |
| Sedro-Woolley to Coram (New York) | 2,430.47 mi (3,911.47 km) |
| Sedro-Woolley to Corcoran (California) | 869.26 mi (1,398.94 km) |
