| Darby to Cadillac (Michigan) | 599.87 mi (965.40 km) |
| Darby to Caguas (Puerto Rico) | 1,596.40 mi (2,569.16 km) |
| Darby to Cahokia (Illinois) | 802.81 mi (1,292.00 km) |
| Darby to Calabasas (California) | 2,403.51 mi (3,868.08 km) |
| Darby to Caldwell (Idaho) | 2,126.08 mi (3,421.60 km) |
| Darby to Caledonia (Wisconsin) | 682.99 mi (1,099.17 km) |
| Darby to Calera (Alabama) | 790.76 mi (1,272.60 km) |
| Darby to Calexico (California) | 2,275.31 mi (3,661.76 km) |
| Darby to Calhoun (Georgia) | 650.81 mi (1,047.38 km) |
| Darby to California (Maryland) | 130.26 mi (209.63 km) |
| Darby to California City (California) | 2,335.30 mi (3,758.30 km) |
| Darby to Callaway (Florida) | 891.16 mi (1,434.19 km) |
| Darby to Calumet City (Illinois) | 653.05 mi (1,050.98 km) |
| Darby to Calverton (Maryland) | 107.96 mi (173.75 km) |
| Darby to Camano (Washington) | 2,373.11 mi (3,819.16 km) |
