| Dayton to Cocentaina | 4,301.10 mi (6,921.96 km) |
| Dayton to Coin | 4,168.63 mi (6,708.76 km) |
| Dayton to Colindres | 4,010.09 mi (6,453.62 km) |
| Dayton to Collado-Villalba | 4,071.94 mi (6,553.15 km) |
| Dayton to Colmenar Viejo | 4,082.34 mi (6,569.89 km) |
| Dayton to Colmenarejo | 4,073.88 mi (6,556.27 km) |
| Dayton to Conil de la Frontera | 4,117.71 mi (6,626.82 km) |
| Dayton to Consuegra | 4,128.98 mi (6,644.94 km) |
| Dayton to Corbera de Llobregat | 4,316.49 mi (6,946.72 km) |
| Dayton to Cordoba | 4,126.05 mi (6,640.23 km) |
| Dayton to Coria del Rio | 4,085.21 mi (6,574.51 km) |
| Dayton to Crevillente | 4,301.25 mi (6,922.19 km) |
| Dayton to Cuarte de Huerva | 4,182.52 mi (6,731.11 km) |
| Dayton to Cubellas | 4,312.10 mi (6,939.66 km) |
| Dayton to Cuellar | 4,033.27 mi (6,490.92 km) |
