| Suffolk to Castle Pines (Colorado) | 1,540.90 mi (2,479.83 km) |
| Suffolk to Castle Rock (Colorado) | 1,540.19 mi (2,478.69 km) |
| Suffolk to Castro Valley (California) | 2,475.83 mi (3,984.46 km) |
| Suffolk to Catalina Foothills (Arizona) | 1,962.80 mi (3,158.83 km) |
| Suffolk to Cataño (Puerto Rico) | 1,413.50 mi (2,274.82 km) |
| Suffolk to Cathedral City (California) | 2,239.23 mi (3,603.70 km) |
| Suffolk to Catonsville (Maryland) | 177.61 mi (285.83 km) |
| Suffolk to Cave Spring (Virginia) | 189.47 mi (304.93 km) |
| Suffolk to Cayce (South Carolina) | 312.51 mi (502.94 km) |
| Suffolk to Cayey (Puerto Rico) | 1,433.26 mi (2,306.61 km) |
| Suffolk to Cedar City (Utah) | 1,995.06 mi (3,210.73 km) |
| Suffolk to Cedar Falls (Iowa) | 931.05 mi (1,498.38 km) |
| Suffolk to Cedar Hill (Texas) | 1,187.06 mi (1,910.38 km) |
| Suffolk to Cedar Lake (Indiana) | 662.79 mi (1,066.66 km) |
| Suffolk to Cedar Mill (Oregon) | 2,443.43 mi (3,932.32 km) |
