| Conroe to Cadillac (Michigan) | 1,107.93 mi (1,783.04 km) |
| Conroe to Caguas (Puerto Rico) | 2,025.63 mi (3,259.94 km) |
| Conroe to Cahokia (Illinois) | 644.31 mi (1,036.92 km) |
| Conroe to Calabasas (California) | 1,377.40 mi (2,216.71 km) |
| Conroe to Caldwell (Idaho) | 1,480.17 mi (2,382.10 km) |
| Conroe to Caledonia (Wisconsin) | 958.72 mi (1,542.91 km) |
| Conroe to Calera (Alabama) | 548.54 mi (882.79 km) |
| Conroe to Calexico (California) | 1,188.31 mi (1,912.40 km) |
| Conroe to Calhoun (Georgia) | 678.61 mi (1,092.11 km) |
| Conroe to California (Maryland) | 1,212.33 mi (1,951.06 km) |
| Conroe to California City (California) | 1,340.17 mi (2,156.80 km) |
| Conroe to Callaway (Florida) | 592.49 mi (953.52 km) |
| Conroe to Calumet City (Illinois) | 896.35 mi (1,442.53 km) |
| Conroe to Calverton (Maryland) | 1,210.12 mi (1,947.50 km) |
| Conroe to Camano (Washington) | 1,881.88 mi (3,028.60 km) |
