| McHenry to Cibolo (Texas) | 1,040.83 mi (1,675.05 km) |
| McHenry to Cicero (Illinois) | 43.76 mi (70.43 km) |
| McHenry to Cimarron Hills (Colorado) | 892.02 mi (1,435.56 km) |
| McHenry to Cincinnati (Ohio) | 296.77 mi (477.61 km) |
| McHenry to Cinco Ranch (Texas) | 964.35 mi (1,551.96 km) |
| McHenry to Circleville (Ohio) | 337.27 mi (542.78 km) |
| McHenry to Citrus (California) | 1,693.60 mi (2,725.58 km) |
| McHenry to Citrus Heights (California) | 1,740.17 mi (2,800.53 km) |
| McHenry to Citrus Park (Florida) | 1,036.73 mi (1,668.46 km) |
| McHenry to Claiborne (Louisiana) | 710.02 mi (1,142.67 km) |
| McHenry to Claremont (California) | 1,684.52 mi (2,710.98 km) |
| McHenry to Claremont (New Hampshire) | 810.10 mi (1,303.72 km) |
| McHenry to Claremore (Oklahoma) | 570.65 mi (918.37 km) |
| McHenry to Clarksburg (Maryland) | 615.17 mi (990.02 km) |
| McHenry to Clarksburg (West Virginia) | 466.83 mi (751.30 km) |
