| Astoria to Cehegin | 5,596.77 mi (9,007.13 km) |
| Astoria to Cervello | 5,527.57 mi (8,895.76 km) |
| Astoria to Cervera | 5,491.91 mi (8,838.38 km) |
| Astoria to Ceuti | 5,614.50 mi (9,035.66 km) |
| Astoria to Cheste | 5,554.96 mi (8,939.85 km) |
| Astoria to Chiclana de la Frontera | 5,543.01 mi (8,920.61 km) |
| Astoria to Chipiona | 5,516.10 mi (8,877.31 km) |
| Astoria to Chiva | 5,554.32 mi (8,938.81 km) |
| Astoria to Churriana de la Vega | 5,588.02 mi (8,993.06 km) |
| Astoria to Ciempozuelos | 5,424.06 mi (8,729.18 km) |
| Astoria to Cieza | 5,600.85 mi (9,013.70 km) |
| Astoria to Cisterniga | 5,310.46 mi (8,546.36 km) |
| Astoria to Ciudad de Melilla | 5,714.59 mi (9,196.74 km) |
| Astoria to Ciudad Real | 5,478.68 mi (8,817.09 km) |
| Astoria to Ciudad-Rodrigo | 5,304.82 mi (8,537.29 km) |
