| Somerset to Castrovillari | 4,551.26 mi (7,324.54 km) |
| Somerset to Catania | 4,590.48 mi (7,387.66 km) |
| Somerset to Catanzaro | 4,604.28 mi (7,409.88 km) |
| Somerset to Cattolica | 4,248.36 mi (6,837.07 km) |
| Somerset to Cava de' Tirreni | 4,451.68 mi (7,164.29 km) |
| Somerset to Cavallino | 4,619.69 mi (7,434.67 km) |
| Somerset to Cavarzere | 4,180.37 mi (6,727.66 km) |
| Somerset to Cave | 4,333.00 mi (6,973.29 km) |
| Somerset to Cavriago | 4,128.78 mi (6,644.63 km) |
| Somerset to Cavriglia | 4,209.87 mi (6,775.13 km) |
| Somerset to Cazzago San Martino | 4,078.06 mi (6,563.00 km) |
| Somerset to Ceccano | 4,359.62 mi (7,016.13 km) |
| Somerset to Cecina | 4,174.52 mi (6,718.24 km) |
| Somerset to Cefalu | 4,521.24 mi (7,276.24 km) |
| Somerset to Ceglie Messapico | 4,576.32 mi (7,364.87 km) |
