| Holbrook to Cocentaina | 3,743.76 mi (6,025.00 km) |
| Holbrook to Coin | 3,598.76 mi (5,791.64 km) |
| Holbrook to Colindres | 3,466.84 mi (5,579.33 km) |
| Holbrook to Collado-Villalba | 3,516.30 mi (5,658.94 km) |
| Holbrook to Colmenar Viejo | 3,527.15 mi (5,676.40 km) |
| Holbrook to Colmenarejo | 3,517.95 mi (5,661.60 km) |
| Holbrook to Conil de la Frontera | 3,545.14 mi (5,705.34 km) |
| Holbrook to Consuegra | 3,569.58 mi (5,744.68 km) |
| Holbrook to Corbera de Llobregat | 3,773.20 mi (6,072.37 km) |
| Holbrook to Cordoba | 3,559.79 mi (5,728.92 km) |
| Holbrook to Coria del Rio | 3,515.53 mi (5,657.70 km) |
| Holbrook to Crevillente | 3,741.65 mi (6,021.60 km) |
| Holbrook to Cuarte de Huerva | 3,635.29 mi (5,850.44 km) |
| Holbrook to Cubellas | 3,767.52 mi (6,063.24 km) |
| Holbrook to Cuellar | 3,480.20 mi (5,600.85 km) |
