| CHI | Cache Interface 
| Others |
| CHI | California Healthcare Institute
| Others |
| CHI | Cambridge Healthtech Inst
| Others |
| CHI | Cambridge Healthtech Institute
| Others |
| CHI | Catalogue Handling Interface
| Others |
| CHI | Catastrophic Health Insurance
| Others |
| CHI | Catholic Health Initiatives
| Others |
| CHI | Catholic Health Intiatives
| Others |
| CHI | Cationic Hydration Interlink
| Others |
| CHI | Caudate Head Index
| Others |
| CHI | Center For Health Improvement
| Others |
| CHI | Centre for Health Informatics
| Others |
| CHI | Ceramic Heat Insulator
| Others |
| CHI | Ceramic Heating Iron
| Others |
| CHI | Ceramic Hot Iron
| Others |
| CHI | Cheque House Interface
| Others |
| CHI | Chicago Bears
| Others |
| CHI | Chicago Union Amtrak Station
| Others |
| CHI | Chicago, Illinois USA (all area airports)
| Others |
| CHI | Child Helpline International
| Others |
| CHI | Children's Hospice International
| Others |
| CHI | Childrens Hope International
| Others |
| CHI | China History Info
| Others |
| CHI | Chinese
| Others |
| CHI | ChiWriter Document
| Others |
| CHI | Choice Hotels International
| Others |
| CHI | Clinical Health Informatics
| Others |
| CHI | Close to HTML Interface
| Others |
| CHI | Closed Head Injury
| Others |
| CHI | Coastal, Harbor, and Inland Waterway Boat
| Others |
| CHI | Colorado Health Institute
| Others |
| CHI | Commission for Health Improvement
| Others |
| CHI | Committee for Health Improvement
| Others |
| CHI | Communication Heartful Interactive
| Others |
| CHI | Community Health Index
| Others |
| CHI | Community Health Institute
| Others |
| CHI | Compiled Help Interface
| Others |
| CHI | Computer Human Interaction
| Others |
| CHI | Computer Human Interface
| Others |
| CHI | Computer to Human Interaction
| Others |
| CHI | Computer/Human Interaction
| Others |
| CHI | Concentration Highway Interface
| Others |
| CHI | Conference of Human Computer Interaction
| Others |
| CHI | Consolidated Health Informatics Initiative
| Others |
| CHI | Consolidated Health Initiative
| Others |
| CHI | Consumer Health Informatics
| Others |
| CHI | Corporate Healers Inc
| Others |
| CHI | Corporate Healers, Incorporated
| Others |
| CHI | Creatinine Height Index
| Others |
| CHI | Customer Happiness Index
| Others |
| CHI | Cybernetic Hero Interdictor
| Others |
| CHI | Cylinder Head Innovations
| Others |
| CHI | The Church of Healers Independent
| Others |