| Pittsburgh to Brezovica | 4,475.10 mi (7,201.98 km) |
| Pittsburgh to Cankova | 4,512.39 mi (7,262.00 km) |
| Pittsburgh to Celje | 4,501.03 mi (7,243.71 km) |
| Pittsburgh to Cerklje na Gorenjskem | 4,469.25 mi (7,192.56 km) |
| Pittsburgh to Cerknica | 4,481.14 mi (7,211.70 km) |
| Pittsburgh to Cerkno | 4,453.90 mi (7,167.87 km) |
| Pittsburgh to Cerkvenjak | 4,515.29 mi (7,266.66 km) |
| Pittsburgh to Cirkulane | 4,525.83 mi (7,283.63 km) |
| Pittsburgh to Crensovci | 4,528.82 mi (7,288.43 km) |
| Pittsburgh to Crna na Koroskem | 4,475.48 mi (7,202.59 km) |
| Pittsburgh to Crnomelj | 4,523.20 mi (7,279.39 km) |
| Pittsburgh to Destrnik | 4,515.62 mi (7,267.19 km) |
| Pittsburgh to Divaca | 4,469.74 mi (7,193.35 km) |
| Pittsburgh to Dobje | 4,509.87 mi (7,257.93 km) |
| Pittsburgh to Dobrna | 4,495.62 mi (7,235.01 km) |
