sort by Rank | Alpha
| Possible Meanings | Rank |
| Community Health for Adolescents in Need | *** |
| Cultural Heritage Activities and Institutes Network | ** |
| Commission for Healthcare Audit and Inspection | ** |
| Contacts Help Advice and Information Network | ** |
| Compartmented High Assurance Information Network | ** |
| Community Health Alert and Information Network | ** |
| Combined Homelessness and Information Network | ** |
| Community Health Advisory Information Network | ** |
| Consolidated History of Alternate Identification Numbers | ** |
| Contact Help Advice and Information Networks | ** |
| Contact Help Advice Information Network | ** |
| Community Health Advisory and Information Network | ** |
| Community Housing and Information Network | ** |
| Controlled Harmonised Aeronautical Information Network | ** |
| California Housing Action and Information Network | ** |
| Consumer Health Advisory Information Network | * |
| Comprehensive Homeless Assessment and Intervention Network | * |
| Conservatoires Hochschulen Academies International Network | * |
| Collective Humane Action and Information Network | * |
| Composable Heterogeneous Agents for Intelligent Notification | * |
| Controlled and Harmonised Aeronautical Information Network | * |
| Cultural Heritage and Arts Information Network | * |
| Contact, Help, Advice, Information, Network for Effective Health Care (database / base de donneés) | * |
| Contact, Help, Advice, Information, Network for Effective Health Care [database / base de donneés] | * |