| DeForest to Collegno | 4,489.29 mi (7,224.82 km) |
| DeForest to Cologno al Serio | 4,550.02 mi (7,322.55 km) |
| DeForest to Cologno Monzese | 4,536.23 mi (7,300.36 km) |
| DeForest to Colorno | 4,603.92 mi (7,409.30 km) |
| DeForest to Comacchio | 4,682.60 mi (7,535.92 km) |
| DeForest to Comiso | 5,130.26 mi (8,256.36 km) |
| DeForest to Como | 4,517.00 mi (7,269.40 km) |
| DeForest to Concordia Sagittaria | 4,660.70 mi (7,500.67 km) |
| DeForest to Concorezzo | 4,535.85 mi (7,299.75 km) |
| DeForest to Conegliano | 4,634.87 mi (7,459.10 km) |
| DeForest to Conselice | 4,677.36 mi (7,527.49 km) |
| DeForest to Conselve | 4,647.26 mi (7,479.05 km) |
| DeForest to Conversano | 5,040.51 mi (8,111.92 km) |
| DeForest to Copertino | 5,109.31 mi (8,222.63 km) |
| DeForest to Copparo | 4,660.57 mi (7,500.47 km) |
