| Pottstown to Chivasso | 4,058.18 mi (6,531.01 km) |
| Pottstown to Ciampino | 4,379.01 mi (7,047.33 km) |
| Pottstown to Cicciano | 4,494.50 mi (7,233.21 km) |
| Pottstown to Cingoli | 4,349.70 mi (7,000.17 km) |
| Pottstown to Cinisello Balsamo | 4,103.77 mi (6,604.37 km) |
| Pottstown to Cinisi | 4,535.46 mi (7,299.12 km) |
| Pottstown to Cirie | 4,044.37 mi (6,508.79 km) |
| Pottstown to Ciro Marina | 4,669.65 mi (7,515.08 km) |
| Pottstown to Cislago | 4,089.85 mi (6,581.98 km) |
| Pottstown to Cisterna di Latina | 4,396.60 mi (7,075.65 km) |
| Pottstown to Cisternino | 4,629.92 mi (7,451.13 km) |
| Pottstown to Citta di Castello | 4,304.43 mi (6,927.31 km) |
| Pottstown to Citta Sant'Angelo | 4,416.29 mi (7,107.33 km) |
| Pottstown to Cittadella | 4,209.38 mi (6,774.34 km) |
| Pottstown to Cittanova | 4,663.06 mi (7,504.47 km) |
