| Pottstown to Casamassima | 4,599.16 mi (7,401.63 km) |
| Pottstown to Casandrino | 4,483.30 mi (7,215.17 km) |
| Pottstown to Casapulla | 4,479.80 mi (7,209.54 km) |
| Pottstown to Casarano | 4,689.75 mi (7,547.42 km) |
| Pottstown to Casatenovo | 4,103.02 mi (6,603.17 km) |
| Pottstown to Casciana Terme | 4,231.65 mi (6,810.18 km) |
| Pottstown to Cascina | 4,223.33 mi (6,796.80 km) |
| Pottstown to Caselle Torinese | 4,048.20 mi (6,514.95 km) |
| Pottstown to Caserta | 4,482.00 mi (7,213.08 km) |
| Pottstown to Casier | 4,231.12 mi (6,809.33 km) |
| Pottstown to Casorate Primo | 4,102.77 mi (6,602.76 km) |
| Pottstown to Casoria | 4,486.73 mi (7,220.70 km) |
| Pottstown to Cassano al Ionio | 4,617.85 mi (7,431.71 km) |
| Pottstown to Cassano d'Adda | 4,117.12 mi (6,625.87 km) |
| Pottstown to Cassano delle Murge | 4,595.21 mi (7,395.28 km) |
