| Knic to Cicero (Illinois) | 5,042.64 mi (8,115.35 km) |
| Knic to Cimarron Hills (Colorado) | 5,781.57 mi (9,304.54 km) |
| Knic to Cincinnati (Ohio) | 5,048.93 mi (8,125.47 km) |
| Knic to Cinco Ranch (Texas) | 5,960.07 mi (9,591.81 km) |
| Knic to Circleville (Ohio) | 4,965.58 mi (7,991.33 km) |
| Knic to Citrus (California) | 6,449.58 mi (10,379.60 km) |
| Knic to Citrus Heights (California) | 6,255.77 mi (10,067.68 km) |
| Knic to Citrus Park (Florida) | 5,500.25 mi (8,851.80 km) |
| Knic to Claiborne (Louisiana) | 5,675.89 mi (9,134.45 km) |
| Knic to Claremont (California) | 6,444.23 mi (10,370.98 km) |
| Knic to Claremont (New Hampshire) | 4,377.25 mi (7,044.50 km) |
| Knic to Claremore (Oklahoma) | 5,608.90 mi (9,026.65 km) |
| Knic to Clarksburg (Maryland) | 4,755.77 mi (7,653.67 km) |
| Knic to Clarksburg (West Virginia) | 4,876.88 mi (7,848.58 km) |
| Knic to Clarksdale (Mississippi) | 5,528.06 mi (8,896.56 km) |
