| Acronym | Definition |
|---|
| JECC | Jewish Education Center of Cleveland (Cleveland, OH) |
| JECC | Joint Enabling Capabilities Command |
| JECC | Japan Electronic Computer Company |
| JECC | Japan Engineering Consultants Co., Ltd. |
| JECC | Joint Emergency Communications Center (Iowa) |
| JECC | Joint Economic Committee of Congress |
| JECC | Jembo Cable Company Tbk PT |
| JECC | Jazz En Culottes Courtes |
| JECC | Jonathan Edwards College Council |
| JECC | Jumptec Elite Computer Club (Germany) |
| JECC | Joint Enroute Care Course (US DoD) |
| JECC | Joint Exercise Control Center |
| JECC | Judiciary Education and Conference Center (Maryland) |
| JECC | Joint EGO Computing Centers |
| JECC | Jiangsu Energy Conservation Centre (China) |
| JECC | Japan Expert Climbers Club |
| JECC | Japan Electronic Computer Corporation |
| JECC | Jeddah Computer Center (Saudi Arabia) |
| JECC | Joint Enlisted Curriculum Committee (US DoD) |
| JECC | Joint Effects Coordination Cell (US DoD) |
| JECC | Japan Evangelical Church of Christ |
| JECC | Jesus Evangelical Covenant Church |
| JECC | Joint Electronic Components Conference |
| JECC | J. Eric Cronin Collection |
| JECC | Joint Emergency Coordinating Committee (Canada) |
| JECC | Joint Education Curriculum Committee |
| JECC | Joint Economic and Commercial Committee |
| JECC | Jazz Educational Concert Center |
| JECC | Jersey Eagles Cricket Club (Far Hills, NJ) |
| JECC | Joint Experimentation Coordination Committee (UK MOD) |
| JECC | JTC Enumeration Cross Checker |
| JECC | Junior Executive Council Clubs |
| JECC | Judge Education and Certification Committee (Minnesota Music Teachers Association) |
| JECC | Judges Education Committee Co-chair (Alaskan Malamute Club of America) |
| JECC | Japanese Education Culture Center |
| JECC | Joint Egyptian Cotton Committee |
| JECC | Joint European Conference Committee |