| Buffalo to Cocentaina | 3,956.18 mi (6,366.86 km) |
| Buffalo to Coin | 3,829.44 mi (6,162.89 km) |
| Buffalo to Colindres | 3,661.70 mi (5,892.93 km) |
| Buffalo to Collado-Villalba | 3,726.63 mi (5,997.44 km) |
| Buffalo to Colmenar Viejo | 3,736.89 mi (6,013.94 km) |
| Buffalo to Colmenarejo | 3,728.67 mi (6,000.71 km) |
| Buffalo to Conil de la Frontera | 3,780.27 mi (6,083.75 km) |
| Buffalo to Consuegra | 3,784.93 mi (6,091.25 km) |
| Buffalo to Corbera de Llobregat | 3,967.93 mi (6,385.77 km) |
| Buffalo to Cordoba | 3,784.95 mi (6,091.29 km) |
| Buffalo to Coria del Rio | 3,745.99 mi (6,028.59 km) |
| Buffalo to Crevillente | 3,957.14 mi (6,368.39 km) |
| Buffalo to Cuarte de Huerva | 3,834.85 mi (6,171.60 km) |
| Buffalo to Cubellas | 3,963.80 mi (6,379.11 km) |
| Buffalo to Cuellar | 3,687.21 mi (5,933.99 km) |
