| Darien to Cibolo (Texas) | 1,017.21 mi (1,637.05 km) |
| Darien to Cicero (Illinois) | 13.39 mi (21.55 km) |
| Darien to Cimarron Hills (Colorado) | 901.60 mi (1,450.98 km) |
| Darien to Cincinnati (Ohio) | 256.41 mi (412.66 km) |
| Darien to Cinco Ranch (Texas) | 936.19 mi (1,506.65 km) |
| Darien to Circleville (Ohio) | 302.95 mi (487.55 km) |
| Darien to Citrus (California) | 1,702.96 mi (2,740.65 km) |
| Darien to Citrus Heights (California) | 1,758.65 mi (2,830.28 km) |
| Darien to Citrus Park (Florida) | 992.72 mi (1,597.62 km) |
| Darien to Claiborne (Louisiana) | 676.95 mi (1,089.44 km) |
| Darien to Claremont (California) | 1,693.79 mi (2,725.89 km) |
| Darien to Claremont (New Hampshire) | 802.95 mi (1,292.22 km) |
| Darien to Claremore (Oklahoma) | 554.88 mi (892.99 km) |
| Darien to Clarksburg (Maryland) | 588.99 mi (947.89 km) |
| Darien to Clarksburg (West Virginia) | 436.49 mi (702.46 km) |
