| Poquoson to Cocentaina | 4,011.19 mi (6,455.39 km) |
| Poquoson to Coin | 3,854.57 mi (6,203.33 km) |
| Poquoson to Colindres | 3,744.71 mi (6,026.52 km) |
| Poquoson to Collado-Villalba | 3,785.66 mi (6,092.43 km) |
| Poquoson to Colmenar Viejo | 3,796.83 mi (6,110.40 km) |
| Poquoson to Colmenarejo | 3,787.09 mi (6,094.73 km) |
| Poquoson to Conil de la Frontera | 3,797.84 mi (6,112.03 km) |
| Poquoson to Consuegra | 3,835.76 mi (6,173.06 km) |
| Poquoson to Corbera de Llobregat | 4,050.32 mi (6,518.37 km) |
| Poquoson to Cordoba | 3,819.62 mi (6,147.08 km) |
| Poquoson to Coria del Rio | 3,771.80 mi (6,070.12 km) |
| Poquoson to Crevillente | 4,007.21 mi (6,448.98 km) |
| Poquoson to Cuarte de Huerva | 3,910.30 mi (6,293.01 km) |
| Poquoson to Cubellas | 4,043.88 mi (6,507.99 km) |
| Poquoson to Cuellar | 3,751.59 mi (6,037.60 km) |
