| McKeesport to Carmona | 3,873.05 mi (6,233.08 km) |
| McKeesport to Cartagena | 4,092.24 mi (6,585.82 km) |
| McKeesport to Cartama | 3,946.44 mi (6,351.18 km) |
| McKeesport to Cartaya | 3,805.16 mi (6,123.82 km) |
| McKeesport to Caspe | 4,015.98 mi (6,463.10 km) |
| McKeesport to Cassa de la Selva | 4,126.61 mi (6,641.14 km) |
| McKeesport to Castalla | 4,073.29 mi (6,555.33 km) |
| McKeesport to Castellbisbal | 4,100.02 mi (6,598.34 km) |
| McKeesport to Castelldefels | 4,106.31 mi (6,608.46 km) |
| McKeesport to Castello de Ampurias | 4,123.32 mi (6,635.84 km) |
| McKeesport to Castellon de la Plana | 4,056.92 mi (6,528.99 km) |
| McKeesport to Castilleja de la Cuesta | 3,855.52 mi (6,204.86 km) |
| McKeesport to Catarroja | 4,058.86 mi (6,532.11 km) |
| McKeesport to Catral | 4,081.68 mi (6,568.83 km) |
| McKeesport to Caudete | 4,054.71 mi (6,525.43 km) |
