| Ada to Caguas (Puerto Rico) | 5,142.26 mi (8,275.67 km) |
| Ada to Cahokia (Illinois) | 5,186.62 mi (8,347.06 km) |
| Ada to Calabasas (California) | 6,344.59 mi (10,210.63 km) |
| Ada to Caldwell (Idaho) | 5,713.90 mi (9,195.63 km) |
| Ada to Caledonia (Wisconsin) | 4,891.54 mi (7,872.17 km) |
| Ada to Calera (Alabama) | 5,331.13 mi (8,579.63 km) |
| Ada to Calexico (California) | 6,346.23 mi (10,213.27 km) |
| Ada to Calhoun (Georgia) | 5,191.28 mi (8,354.57 km) |
| Ada to California (Maryland) | 4,670.40 mi (7,516.29 km) |
| Ada to California City (California) | 6,261.13 mi (10,076.32 km) |
| Ada to Callaway (Florida) | 5,433.95 mi (8,745.10 km) |
| Ada to Calumet City (Illinois) | 4,938.23 mi (7,947.31 km) |
| Ada to Calverton (Maryland) | 4,653.94 mi (7,489.79 km) |
| Ada to Camano (Washington) | 5,561.97 mi (8,951.12 km) |
| Ada to Camarillo (California) | 6,348.84 mi (10,217.47 km) |
