| JCA | Cannes Croisette Heliport, Cannes, France 
| Others |
| JCA | Jackie Chan Adventures
| Others |
| JCA | Jackson Community Ambulance
| Others |
| JCA | Jacobson Consulting Applications
| Others |
| JCA | Jamaican Canadian Association
| Others |
| JCA | Jamming Control Authority
| Others |
| JCA | Japan Canners Association
| Others |
| JCA | Japan Cricket Association
| Cricket |
| JCA | Japanese Cancer Association
| Others |
| JCA | Japanese Chiropractic Association
| Others |
| JCA | Japanese Cultural Association
| Others |
| JCA | Jason Comic Art
| Others |
| JCA | Java Channel Access
| Others |
| JCA | Java Connector Architecture
| Others |
| JCA | Java Cryptography Architecture
| Others |
| JCA | Java Cryptography Archives
| Others |
| JCA | Java Cryptography Article
| Others |
| JCA | Jazz Composers Alliance
| Others |
| JCA | JCSGO Christian Academy
| Others |
| JCA | Jean claude ades
| Others |
| JCA | JEE Connector Architecture
| Others |
| JCA | Jeep Club Austria
| Others |
| JCA | Jeep Clube Andradas
| Others |
| JCA | Jeep Clube de Apucarana
| Others |
| JCA | Jefferson Christian Academy
| Others |
| JCA | Jet City Aircraft
| Others |
| JCA | Jewelry Crafts Association
| Others |
| JCA | Jewish Colonisation Association
| Others |
| JCA | Jewish Communal Appeal
| Others |
| JCA | Jewish Community Action
| Others |
| JCA | Jewish Community Action's
| Others |
| JCA | Jewish Community Alliance
| Others |
| JCA | Jewish Community of Amherst
| Others |
| JCA | Jewish Council for the Aging
| Others |
| JCA | John Cordier Academy
| Others |
| JCA | Joint Capability Area
| Others |
| JCA | Joint Capability Areas
| Others |
| JCA | Joint Cargo Aircraft
| Others |
| JCA | Joint Church Aid
| Others |
| JCA | Joint Commission on Accreditation of Universities
| Others |
| JCA | Joint Communication Activity
| Others |
| JCA | Joint Communications Authority
| Others |
| JCA | Joint Construction Agency
| Others |
| JCA | Joint Copyright Assignment
| Others |
| JCA | Joint Cultural Appeal
| Others |
| JCA | Joliet Catholic Academy
| Others |
| JCA | Jordan College of the Arts
| Others |
| JCA | Journal Control Area
| Others |
| JCA | Journal of Career Assessment
| Others |
| JCA | Journal of Clinical Anesthesia
| Others |
| JCA | Journal of Clinical Apheresis
| Others |
| JCA | Journal of Color and Appearance
| Others |
| JCA | Journalism and Communications Ambassadors
| Others |
| JCA | Judicial Control Authority
| Others |
| JCA | Junior Choice Adventure
| Others |
| JCA | Junior CorpsAfrica and
| Others |
| JCA | Just Clowning Around
| Others |
| JCA | Just Communities of Arkansas
| Others |
| JCA | Justice Court of Appeal
| Others |
| JCA | Juvenile Chronic Arthritis
| Others |