| Rockford to Carmignano | 4,708.92 mi (7,578.28 km) |
| Rockford to Carovigno | 5,107.27 mi (8,219.36 km) |
| Rockford to Carpenedolo | 4,620.54 mi (7,436.04 km) |
| Rockford to Carpi | 4,662.54 mi (7,503.63 km) |
| Rockford to Carrara | 4,661.82 mi (7,502.48 km) |
| Rockford to Carugate | 4,570.38 mi (7,355.31 km) |
| Rockford to Casal di Principe | 4,954.58 mi (7,973.63 km) |
| Rockford to Casale Monferrato | 4,553.44 mi (7,328.06 km) |
| Rockford to Casale sul Sile | 4,683.21 mi (7,536.90 km) |
| Rockford to Casalecchio di Reno | 4,690.80 mi (7,549.11 km) |
| Rockford to Casalgrande | 4,665.21 mi (7,507.93 km) |
| Rockford to Casalmaggiore | 4,635.83 mi (7,460.65 km) |
| Rockford to Casalnuovo di Napoli | 4,967.66 mi (7,994.67 km) |
| Rockford to Casalpusterlengo | 4,598.13 mi (7,399.97 km) |
| Rockford to Casaluce | 4,957.97 mi (7,979.08 km) |
