| Suffolk to Castrovillari | 4,793.88 mi (7,715.00 km) |
| Suffolk to Catania | 4,825.80 mi (7,766.38 km) |
| Suffolk to Catanzaro | 4,845.13 mi (7,797.48 km) |
| Suffolk to Cattolica | 4,497.41 mi (7,237.89 km) |
| Suffolk to Cava de' Tirreni | 4,694.73 mi (7,555.43 km) |
| Suffolk to Cavallino | 4,865.87 mi (7,830.86 km) |
| Suffolk to Cavarzere | 4,431.67 mi (7,132.09 km) |
| Suffolk to Cave | 4,576.88 mi (7,365.77 km) |
| Suffolk to Cavriago | 4,377.55 mi (7,044.99 km) |
| Suffolk to Cavriglia | 4,456.55 mi (7,172.13 km) |
| Suffolk to Cazzago San Martino | 4,328.60 mi (6,966.20 km) |
| Suffolk to Ceccano | 4,603.30 mi (7,408.29 km) |
| Suffolk to Cecina | 4,419.71 mi (7,112.84 km) |
| Suffolk to Cefalu | 4,756.56 mi (7,654.95 km) |
| Suffolk to Ceglie Messapico | 4,822.47 mi (7,761.02 km) |
