| Abbreviation | Definition |
|---|---|
| HCF | Hockey Club Fairbanks |
| HCFC | Hull City Football Club |
| HCMB | Hockey Club du Mont Blanc |
| HCMB | Hockey Club Mont Blanc |
| HCQ | Hot Club Quartet |
| HCSV | Harvard Club of Silicon Valley |
| HDCA | Hairless Dog Club of America |
| HDCF | Harley Davidson Club Finland |
| HDCH | Harley Davidson Club Hellas |
| HDCH | Harley Davidson Club Herning |
| HDHC | High Definition Happy Club |
| HDHC | Huddersfield Dragons Hockey Club |
| HDHC | Hunter District Hunting Club |
| HDRC | Horsham and District Riding Club |
| HDTC | Hammersmith Dog Training Club |
| HDTC | Hobart Dog Training Club |
| HEJC | Harvard Energy Journal Club |
| HFC | Harleysville Football Club |
| HFC | Highland Football Club |
| HFC | Hoosier Fight Club |