| Washougal to Cabestany | 5,473.82 mi (8,809.26 km) |
| Washougal to Cabries | 5,501.13 mi (8,853.21 km) |
| Washougal to Cachan | 5,115.44 mi (8,232.50 km) |
| Washougal to Caen | 5,019.42 mi (8,077.98 km) |
| Washougal to Cagnes-sur-Mer | 5,537.51 mi (8,911.77 km) |
| Washougal to Cahors | 5,330.87 mi (8,579.21 km) |
| Washougal to Calais | 4,983.86 mi (8,020.75 km) |
| Washougal to Caluire-et-Cuire | 5,352.29 mi (8,613.67 km) |
| Washougal to Cambrai | 5,062.84 mi (8,147.86 km) |
| Washougal to Canet-en-Roussillon | 5,474.32 mi (8,810.06 km) |
| Washougal to Cannes | 5,540.31 mi (8,916.27 km) |
| Washougal to Canteleu | 5,043.73 mi (8,117.10 km) |
| Washougal to Capbreton | 5,288.48 mi (8,510.98 km) |
| Washougal to Carcassonne | 5,426.62 mi (8,733.30 km) |
| Washougal to Carmaux | 5,374.09 mi (8,648.77 km) |
