| Healdsburg to Central Point (Oregon) | 259.39 mi (417.44 km) |
| Healdsburg to Centralia (Illinois) | 1,812.26 mi (2,916.55 km) |
| Healdsburg to Centralia (Washington) | 559.67 mi (900.71 km) |
| Healdsburg to Centreville (Virginia) | 2,422.48 mi (3,898.60 km) |
| Healdsburg to Ceres (California) | 125.46 mi (201.91 km) |
| Healdsburg to Cerritos (California) | 423.36 mi (681.33 km) |
| Healdsburg to Chalco (Nebraska) | 1,422.12 mi (2,288.68 km) |
| Healdsburg to Chalmette (Louisiana) | 1,959.48 mi (3,153.48 km) |
| Healdsburg to Chambersburg (Pennsylvania) | 2,393.55 mi (3,852.05 km) |
| Healdsburg to Chamblee (Georgia) | 2,157.50 mi (3,472.16 km) |
| Healdsburg to Champaign (Illinois) | 1,838.91 mi (2,959.44 km) |
| Healdsburg to Champlin (Minnesota) | 1,572.01 mi (2,529.90 km) |
| Healdsburg to Chandler (Arizona) | 717.27 mi (1,154.34 km) |
| Healdsburg to Chanhassen (Minnesota) | 1,561.39 mi (2,512.81 km) |
| Healdsburg to Channahon (Illinois) | 1,828.96 mi (2,943.43 km) |
