| Holtsville to Carmignano | 4,104.27 mi (6,605.18 km) |
| Holtsville to Carovigno | 4,506.52 mi (7,252.54 km) |
| Holtsville to Carpenedolo | 4,028.01 mi (6,482.45 km) |
| Holtsville to Carpi | 4,066.39 mi (6,544.22 km) |
| Holtsville to Carrara | 4,055.56 mi (6,526.80 km) |
| Holtsville to Carugate | 3,974.89 mi (6,396.96 km) |
| Holtsville to Casal di Principe | 4,339.28 mi (6,983.39 km) |
| Holtsville to Casale Monferrato | 3,950.17 mi (6,357.18 km) |
| Holtsville to Casale sul Sile | 4,101.39 mi (6,600.55 km) |
| Holtsville to Casalecchio di Reno | 4,093.58 mi (6,587.98 km) |
| Holtsville to Casalgrande | 4,066.49 mi (6,544.39 km) |
| Holtsville to Casalmaggiore | 4,039.56 mi (6,501.04 km) |
| Holtsville to Casalnuovo di Napoli | 4,352.53 mi (7,004.72 km) |
| Holtsville to Casalpusterlengo | 4,000.38 mi (6,437.98 km) |
| Holtsville to Casaluce | 4,342.84 mi (6,989.13 km) |
