| Prospect Heights to Casamassima | 5,029.29 mi (8,093.86 km) |
| Prospect Heights to Casandrino | 4,924.50 mi (7,925.21 km) |
| Prospect Heights to Casapulla | 4,919.90 mi (7,917.82 km) |
| Prospect Heights to Casarano | 5,121.24 mi (8,241.84 km) |
| Prospect Heights to Casatenovo | 4,526.23 mi (7,284.27 km) |
| Prospect Heights to Casciana Terme | 4,667.46 mi (7,511.56 km) |
| Prospect Heights to Cascina | 4,658.20 mi (7,496.65 km) |
| Prospect Heights to Caselle Torinese | 4,481.64 mi (7,212.51 km) |
| Prospect Heights to Caserta | 4,921.90 mi (7,921.03 km) |
| Prospect Heights to Casier | 4,643.71 mi (7,473.33 km) |
| Prospect Heights to Casorate Primo | 4,530.18 mi (7,290.62 km) |
| Prospect Heights to Casoria | 4,927.98 mi (7,930.81 km) |
| Prospect Heights to Cassano al Ionio | 5,058.80 mi (8,141.36 km) |
| Prospect Heights to Cassano d'Adda | 4,540.95 mi (7,307.96 km) |
| Prospect Heights to Cassano delle Murge | 5,026.45 mi (8,089.29 km) |
