| Pittsburgh to Chojnice | 4,309.41 mi (6,935.32 km) |
| Pittsburgh to Chojnow | 4,339.68 mi (6,984.04 km) |
| Pittsburgh to Chorzow | 4,486.62 mi (7,220.52 km) |
| Pittsburgh to Choszczno | 4,253.18 mi (6,844.83 km) |
| Pittsburgh to Chrzanow | 4,509.56 mi (7,257.43 km) |
| Pittsburgh to Ciechanow | 4,447.65 mi (7,157.80 km) |
| Pittsburgh to Ciechocinek | 4,382.57 mi (7,053.07 km) |
| Pittsburgh to Cieszyn | 4,496.16 mi (7,235.87 km) |
| Pittsburgh to Czarna Bialostocka | 4,521.04 mi (7,275.90 km) |
| Pittsburgh to Czarnkow | 4,303.64 mi (6,926.04 km) |
| Pittsburgh to Czechowice-Dziedzice | 4,503.64 mi (7,247.91 km) |
| Pittsburgh to Czeladz | 4,490.22 mi (7,226.31 km) |
| Pittsburgh to Czersk Pomorski | 4,320.77 mi (6,953.61 km) |
| Pittsburgh to Czestochowa | 4,473.46 mi (7,199.34 km) |
| Pittsburgh to Czluchow | 4,304.22 mi (6,926.98 km) |
