| Pittsburg to Carmona | 5,829.94 mi (9,382.38 km) |
| Pittsburg to Cartagena | 6,000.09 mi (9,656.21 km) |
| Pittsburg to Cartama | 5,905.91 mi (9,504.65 km) |
| Pittsburg to Cartaya | 5,779.26 mi (9,300.82 km) |
| Pittsburg to Caspe | 5,848.88 mi (9,412.86 km) |
| Pittsburg to Cassa de la Selva | 5,914.16 mi (9,517.92 km) |
| Pittsburg to Castalla | 5,960.78 mi (9,592.94 km) |
| Pittsburg to Castellbisbal | 5,905.72 mi (9,504.35 km) |
| Pittsburg to Castelldefels | 5,915.79 mi (9,520.55 km) |
| Pittsburg to Castello de Ampurias | 5,901.42 mi (9,497.42 km) |
| Pittsburg to Castellon de la Plana | 5,912.89 mi (9,515.87 km) |
| Pittsburg to Castilleja de la Cuesta | 5,817.72 mi (9,362.72 km) |
| Pittsburg to Catarroja | 5,929.30 mi (9,542.28 km) |
| Pittsburg to Catral | 5,978.15 mi (9,620.90 km) |
| Pittsburg to Caudete | 5,943.72 mi (9,565.49 km) |
