| Healdsburg to Chicago Ridge (Illinois) | 1,851.88 mi (2,980.31 km) |
| Healdsburg to Chickasha (Oklahoma) | 1,395.57 mi (2,245.95 km) |
| Healdsburg to Chico (California) | 96.49 mi (155.28 km) |
| Healdsburg to Chicopee (Massachusetts) | 2,619.31 mi (4,215.37 km) |
| Healdsburg to Chillicothe (Ohio) | 2,124.46 mi (3,418.98 km) |
| Healdsburg to Chillum (Maryland) | 2,444.25 mi (3,933.64 km) |
| Healdsburg to Chino (California) | 431.76 mi (694.85 km) |
| Healdsburg to Chino Hills (California) | 431.26 mi (694.05 km) |
| Healdsburg to Chino Valley (Arizona) | 637.16 mi (1,025.41 km) |
| Healdsburg to Chippewa Falls (Wisconsin) | 1,667.78 mi (2,684.04 km) |
| Healdsburg to Choctaw (Oklahoma) | 1,423.44 mi (2,290.81 km) |
| Healdsburg to Chowchilla (California) | 177.50 mi (285.65 km) |
| Healdsburg to Christiansburg (Virginia) | 2,297.07 mi (3,696.78 km) |
| Healdsburg to Chubbuck (Idaho) | 619.60 mi (997.15 km) |
| Healdsburg to Chula Vista (California) | 528.41 mi (850.40 km) |
