| New Philadelphia to Cocentaina | 4,149.50 mi (6,677.98 km) |
| New Philadelphia to Coin | 4,015.61 mi (6,462.51 km) |
| New Philadelphia to Colindres | 3,860.35 mi (6,212.63 km) |
| New Philadelphia to Collado-Villalba | 3,920.51 mi (6,309.45 km) |
| New Philadelphia to Colmenar Viejo | 3,930.98 mi (6,326.29 km) |
| New Philadelphia to Colmenarejo | 3,922.42 mi (6,312.52 km) |
| New Philadelphia to Conil de la Frontera | 3,964.46 mi (6,380.18 km) |
| New Philadelphia to Consuegra | 3,977.09 mi (6,400.51 km) |
| New Philadelphia to Corbera de Llobregat | 4,166.84 mi (6,705.88 km) |
| New Philadelphia to Cordoba | 3,973.38 mi (6,394.54 km) |
| New Philadelphia to Coria del Rio | 3,932.20 mi (6,328.27 km) |
| New Philadelphia to Crevillente | 4,149.37 mi (6,677.76 km) |
| New Philadelphia to Cuarte de Huerva | 4,032.26 mi (6,489.29 km) |
| New Philadelphia to Cubellas | 4,162.26 mi (6,698.51 km) |
| New Philadelphia to Cuellar | 3,882.17 mi (6,247.75 km) |
