| Pittsburgh to Celano | 4,589.56 mi (7,386.18 km) |
| Pittsburgh to Cento | 4,394.32 mi (7,071.98 km) |
| Pittsburgh to Cepagatti | 4,600.27 mi (7,403.42 km) |
| Pittsburgh to Ceprano | 4,608.60 mi (7,416.82 km) |
| Pittsburgh to Cercola | 4,671.04 mi (7,517.31 km) |
| Pittsburgh to Cerea | 4,374.60 mi (7,040.23 km) |
| Pittsburgh to Cerese | 4,360.62 mi (7,017.74 km) |
| Pittsburgh to Cerignola | 4,721.16 mi (7,597.98 km) |
| Pittsburgh to Cermenate | 4,268.14 mi (6,868.91 km) |
| Pittsburgh to Cernusco sul Naviglio | 4,284.97 mi (6,896.00 km) |
| Pittsburgh to Cerreto Guidi | 4,412.86 mi (7,101.81 km) |
| Pittsburgh to Cerro Maggiore | 4,266.06 mi (6,865.57 km) |
| Pittsburgh to Certaldo | 4,427.58 mi (7,125.50 km) |
| Pittsburgh to Cerveteri | 4,530.64 mi (7,291.35 km) |
| Pittsburgh to Cervia | 4,456.53 mi (7,172.09 km) |
