| Accokeek to Caguas (Puerto Rico) | 1,558.64 mi (2,508.38 km) |
| Accokeek to Cahokia (Illinois) | 710.76 mi (1,143.86 km) |
| Accokeek to Calabasas (California) | 2,318.12 mi (3,730.66 km) |
| Accokeek to Caldwell (Idaho) | 2,071.15 mi (3,333.20 km) |
| Accokeek to Caledonia (Wisconsin) | 635.93 mi (1,023.44 km) |
| Accokeek to Calera (Alabama) | 665.95 mi (1,071.74 km) |
| Accokeek to Calexico (California) | 2,183.16 mi (3,513.45 km) |
| Accokeek to Calhoun (Georgia) | 526.40 mi (847.15 km) |
| Accokeek to California (Maryland) | 37.86 mi (60.94 km) |
| Accokeek to California City (California) | 2,252.07 mi (3,624.36 km) |
| Accokeek to Callaway (Florida) | 764.69 mi (1,230.65 km) |
| Accokeek to Calumet City (Illinois) | 592.49 mi (953.51 km) |
| Accokeek to Calverton (Maryland) | 26.64 mi (42.87 km) |
| Accokeek to Camano (Washington) | 2,336.83 mi (3,760.76 km) |
| Accokeek to Camarillo (California) | 2,335.60 mi (3,758.78 km) |
