| Sedro-Woolley to Chojnice | 4,994.62 mi (8,038.06 km) |
| Sedro-Woolley to Chojnow | 5,113.48 mi (8,229.35 km) |
| Sedro-Woolley to Chorzow | 5,231.83 mi (8,419.82 km) |
| Sedro-Woolley to Choszczno | 4,987.05 mi (8,025.88 km) |
| Sedro-Woolley to Chrzanow | 5,250.73 mi (8,450.24 km) |
| Sedro-Woolley to Ciechanow | 5,101.63 mi (8,210.28 km) |
| Sedro-Woolley to Ciechocinek | 5,067.75 mi (8,155.75 km) |
| Sedro-Woolley to Cieszyn | 5,260.11 mi (8,465.33 km) |
| Sedro-Woolley to Czarna Bialostocka | 5,118.59 mi (8,237.57 km) |
| Sedro-Woolley to Czarnkow | 5,025.50 mi (8,087.76 km) |
| Sedro-Woolley to Czechowice-Dziedzice | 5,257.07 mi (8,460.43 km) |
| Sedro-Woolley to Czeladz | 5,232.27 mi (8,420.53 km) |
| Sedro-Woolley to Czersk Pomorski | 4,996.62 mi (8,041.29 km) |
| Sedro-Woolley to Czestochowa | 5,203.75 mi (8,374.62 km) |
| Sedro-Woolley to Czluchow | 4,993.30 mi (8,035.94 km) |
