| Sedro-Woolley to Celano | 5,623.65 mi (9,050.39 km) |
| Sedro-Woolley to Cento | 5,408.46 mi (8,704.07 km) |
| Sedro-Woolley to Cepagatti | 5,618.62 mi (9,042.30 km) |
| Sedro-Woolley to Ceprano | 5,655.44 mi (9,101.55 km) |
| Sedro-Woolley to Cercola | 5,717.34 mi (9,201.17 km) |
| Sedro-Woolley to Cerea | 5,378.77 mi (8,656.30 km) |
| Sedro-Woolley to Cerese | 5,376.55 mi (8,652.72 km) |
| Sedro-Woolley to Cerignola | 5,729.21 mi (9,220.27 km) |
| Sedro-Woolley to Cermenate | 5,297.01 mi (8,524.72 km) |
| Sedro-Woolley to Cernusco sul Naviglio | 5,314.07 mi (8,552.17 km) |
| Sedro-Woolley to Cerreto Guidi | 5,456.88 mi (8,782.00 km) |
| Sedro-Woolley to Cerro Maggiore | 5,299.65 mi (8,528.97 km) |
| Sedro-Woolley to Certaldo | 5,473.93 mi (8,809.44 km) |
| Sedro-Woolley to Cerveteri | 5,593.49 mi (9,001.86 km) |
| Sedro-Woolley to Cervia | 5,462.80 mi (8,791.52 km) |
