| Acronym | Definition |
|---|
| SECC | Scottish Exhibition and Conference Centre (UK) |
| SECC | Southeast Christian Church (Louisville, KY) |
| SECC | Single Edge Cartridge Connector |
| SECC | Southeast Comprehensive Center (US Department of Education; Metairie, LA) |
| SECC | State Employee Charitable Campaign |
| SECC | Single Edge Contact Cartridge |
| SECC | State Employees Combined Campaign |
| SECC | Soweto Electricity Crisis Committee |
| SECC | State Emergency Communications Committee |
| SECC | Southeastern California Conference |
| SECC | Supply Equipment Communication Controller (International Organization for Standardization) |
| SECC | Software Engineering Competence Center (Smart Village, Egypt) |
| SECC | Sands Expo and Convention Center (various locations) |
| SECC | State Emergency Coordination Center (Alaska) |
| SECC | Solomon Episcopal Conference Center (Loranger, LA) |
| SECC | South East Chicago Commission |
| SECC | Symposium Express Call Center (Nortel Networks) |
| SECC | Studies in Eighteenth Century Culture |
| SECC | Southeastern Climate Consortium |
| SECC | Sendai Evangelical Christian Church (Sendai, Japan) |
| SECC | Scottsdale Exotic Car Club (Scottsdale, AZ) |
| SECC | Steel, Electrogalvanized, ColdRolled, Coil |
| SECC | Single-Error-Correcting Code |
| SECC | Southeastern Cushman Club (scooter enthusiast group; Starkville, MS) |
| SECC | Survivable, Enduring Command Center |
| SECC | Steel, Electrogalvanized, Cold Rolled, Commercial Quality |
| SECC | Socially and/or Environmentally Consciously Cultivated Coffee |
| SECC | System/Equipment Criticality Code |