| CHW | Canada Hadassah WIZO
| Others |
| CHW | Catholic Healthcare West
| Others |
| CHW | Center for Health and Wellbeing
| Others |
| CHW | Chargeable Weight
| Others |
| CHW | Charleston Amtrak Station
| Others |
| CHW | Check and Wait
| Others |
| CHW | Chesapeake Western Railway (Norfolk Southern)
| Others |
| CHW | Chicago White Sox
| Others |
| CHW | Child Hood Wrestling
| Others |
| CHW | Children Healthcare Women
| Others |
| CHW | Children's Hospital of Washington
| Others |
| CHW | Children's Hospital of Wisconsin
| Others |
| CHW | Circumpolar Health and Wellbeing
| Others |
| CHW | Clostridial Hydrophobic With
| Others |
| CHW | Clostridial Hydrophobic with a conserved W
| Others |
| CHW | Community Health Worker
| Others |
| CHW | Community Health Workers
| Others |
| CHW | Community Healthcare Workers
| Others |
| CHW | Community Housing Works
| Others |
| CHW | Corporate Homes for Wildlife
| Others |
| CHW | Counseling Health and Wellness
| Others |
| CHW | County Highway
| Others |
| CHW | Craig Hamilton Wilson
| Others |
| CHW | Jiuquan, Mainland China
| Others |