| Pottstown to Castrovillari | 4,611.42 mi (7,421.37 km) |
| Pottstown to Catania | 4,651.39 mi (7,485.69 km) |
| Pottstown to Catanzaro | 4,664.64 mi (7,507.02 km) |
| Pottstown to Cattolica | 4,307.73 mi (6,932.61 km) |
| Pottstown to Cava de' Tirreni | 4,511.80 mi (7,261.05 km) |
| Pottstown to Cavallino | 4,679.40 mi (7,530.77 km) |
| Pottstown to Cavarzere | 4,239.42 mi (6,822.68 km) |
| Pottstown to Cave | 4,393.04 mi (7,069.92 km) |
| Pottstown to Cavriago | 4,188.20 mi (6,740.26 km) |
| Pottstown to Cavriglia | 4,269.57 mi (6,871.20 km) |
| Pottstown to Cazzago San Martino | 4,137.23 mi (6,658.23 km) |
| Pottstown to Ceccano | 4,419.68 mi (7,112.78 km) |
| Pottstown to Cecina | 4,234.42 mi (6,814.64 km) |
| Pottstown to Cefalu | 4,582.17 mi (7,374.29 km) |
| Pottstown to Ceglie Messapico | 4,636.04 mi (7,460.99 km) |
