| Holtsville to Clarksdale (Mississippi) | 1,061.30 mi (1,707.99 km) |
| Holtsville to Clarkston (Georgia) | 781.50 mi (1,257.70 km) |
| Holtsville to Clarksville (Indiana) | 698.44 mi (1,124.02 km) |
| Holtsville to Clarksville (Tennessee) | 823.65 mi (1,325.54 km) |
| Holtsville to Clawson (Michigan) | 534.61 mi (860.38 km) |
| Holtsville to Clay (Alabama) | 891.85 mi (1,435.29 km) |
| Holtsville to Clayton (California) | 2,584.52 mi (4,159.39 km) |
| Holtsville to Clayton (Missouri) | 929.09 mi (1,495.22 km) |
| Holtsville to Clayton (North Carolina) | 461.13 mi (742.12 km) |
| Holtsville to Clayton (Ohio) | 597.42 mi (961.46 km) |
| Holtsville to Clearfield (Utah) | 2,016.71 mi (3,245.59 km) |
| Holtsville to Clearlake (California) | 2,596.69 mi (4,178.97 km) |
| Holtsville to Clearwater (Florida) | 1,043.96 mi (1,680.09 km) |
| Holtsville to Cleburne (Texas) | 1,466.54 mi (2,360.16 km) |
| Holtsville to Clemmons (North Carolina) | 516.41 mi (831.08 km) |
