| Washougal to Cavaillon | 5,468.88 mi (8,801.31 km) |
| Washougal to Cebazat | 5,301.58 mi (8,532.06 km) |
| Washougal to Cenon | 5,249.66 mi (8,448.52 km) |
| Washougal to Cergy | 5,094.62 mi (8,198.99 km) |
| Washougal to Cernay | 5,299.44 mi (8,528.63 km) |
| Washougal to Cesson | 5,135.30 mi (8,264.47 km) |
| Washougal to Cesson-Sevigne | 5,041.29 mi (8,113.17 km) |
| Washougal to Cestas | 5,251.33 mi (8,451.19 km) |
| Washougal to Chalette-sur-Loing | 5,169.77 mi (8,319.93 km) |
| Washougal to Challans | 5,101.70 mi (8,210.39 km) |
| Washougal to Chalon-sur-Saone | 5,296.60 mi (8,524.05 km) |
| Washougal to Chalons-en-Champagne | 5,160.73 mi (8,305.40 km) |
| Washougal to Chamalieres | 5,303.88 mi (8,535.77 km) |
| Washougal to Chambery | 5,394.22 mi (8,681.16 km) |
| Washougal to Chambly | 5,092.43 mi (8,195.48 km) |
