| Healdsburg to Cold Springs (Nevada) | 171.46 mi (275.94 km) |
| Healdsburg to Coldwater (Michigan) | 1,992.68 mi (3,206.90 km) |
| Healdsburg to Colesville (Maryland) | 2,441.30 mi (3,928.89 km) |
| Healdsburg to College (Alaska) | 2,073.67 mi (3,337.25 km) |
| Healdsburg to College Park (Georgia) | 2,154.62 mi (3,467.52 km) |
| Healdsburg to College Park (Maryland) | 2,446.11 mi (3,936.63 km) |
| Healdsburg to College Station (Texas) | 1,602.82 mi (2,579.49 km) |
| Healdsburg to Collegedale (Tennessee) | 2,090.85 mi (3,364.89 km) |
| Healdsburg to Colleyville (Texas) | 1,489.77 mi (2,397.56 km) |
| Healdsburg to Collierville (Tennessee) | 1,840.56 mi (2,962.10 km) |
| Healdsburg to Collinsville (Illinois) | 1,763.42 mi (2,837.96 km) |
| Healdsburg to Colonia (New Jersey) | 2,554.96 mi (4,111.81 km) |
| Healdsburg to Colonial Heights (Virginia) | 2,453.61 mi (3,948.70 km) |
| Healdsburg to Colonial Park (Pennsylvania) | 2,431.75 mi (3,913.52 km) |
| Healdsburg to Colorado Springs (Colorado) | 974.18 mi (1,567.79 km) |
