| Rockford to Cassina de' Pecchi | 4,573.05 mi (7,359.61 km) |
| Rockford to Cassino | 4,921.05 mi (7,919.66 km) |
| Rockford to Castagneto Carducci | 4,720.34 mi (7,596.65 km) |
| Rockford to Castano Primo | 4,548.39 mi (7,319.92 km) |
| Rockford to Castel Bolognese | 4,717.94 mi (7,592.80 km) |
| Rockford to Castel Gandolfo | 4,863.35 mi (7,826.81 km) |
| Rockford to Castel Goffredo | 4,625.01 mi (7,443.24 km) |
| Rockford to Castel Maggiore | 4,690.46 mi (7,548.57 km) |
| Rockford to Castel Mella | 4,604.01 mi (7,409.44 km) |
| Rockford to Castel San Giorgio | 4,987.52 mi (8,026.64 km) |
| Rockford to Castel San Giovanni | 4,595.02 mi (7,394.97 km) |
| Rockford to Castel San Pietro Terme | 4,705.98 mi (7,573.54 km) |
| Rockford to Castel Volturno | 4,944.51 mi (7,957.42 km) |
| Rockford to Castelbuono | 5,092.99 mi (8,196.38 km) |
| Rockford to Casteldaccia | 5,064.46 mi (8,150.47 km) |
