HDCC
| Acronym | Definition |
|---|---|
| HDCC | Hawaiian Dredging Construction Company (Honolulu, HI) |
| HDCC | House Democratic Campaign Committee (political group; various locations) |
| HDCC | Half-Duplex Cooperative Channels |
| HDCC | Harley-Davidson Credit Corp. (Carson City, NV) |
| HDCC | High Desert Christian College (Oregon) |
| HDCC | Herndon Dulles Chamber of Commerce (Herndon, VA) |
| HDCC | Health Decisions Community Council (est. 1991; Arizona Health Decisions; Prescott, AZ) |