| Holtsville to Cocentaina | 3,742.05 mi (6,022.25 km) |
| Holtsville to Coin | 3,597.10 mi (5,788.97 km) |
| Holtsville to Colindres | 3,465.09 mi (5,576.52 km) |
| Holtsville to Collado-Villalba | 3,514.58 mi (5,656.18 km) |
| Holtsville to Colmenar Viejo | 3,525.43 mi (5,673.64 km) |
| Holtsville to Colmenarejo | 3,516.24 mi (5,658.84 km) |
| Holtsville to Conil de la Frontera | 3,543.49 mi (5,702.70 km) |
| Holtsville to Consuegra | 3,567.88 mi (5,741.95 km) |
| Holtsville to Corbera de Llobregat | 3,771.45 mi (6,069.56 km) |
| Holtsville to Cordoba | 3,558.11 mi (5,726.23 km) |
| Holtsville to Coria del Rio | 3,513.87 mi (5,655.03 km) |
| Holtsville to Crevillente | 3,739.95 mi (6,018.86 km) |
| Holtsville to Cuarte de Huerva | 3,633.56 mi (5,847.64 km) |
| Holtsville to Cubellas | 3,765.78 mi (6,060.43 km) |
| Holtsville to Cuellar | 3,478.48 mi (5,598.08 km) |
