| EPCI | Electronic Payment Certification Institute 
| Others |
| EPCI | Energizing Physics Concept Inventory
| Others |
| EPCI | Engineering Procurement Construction and Installation
| Others |
| EPCI | Engineering Procurement Construction Installation
| Others |
| EPCI | Engineering, Procurement, Construction, and Installation
| Others |
| EPCI | Enhanced Proliferation Control Initiative
| Others |
| EPCI | Environmental Paper Company Index
| Others |
| EPCI | European Passive Components Institute
| Others |
| EPCI | Evangelical Presbyterian Church in Ireland
| Others |
| EPCI | Evangelical Presbyterian Church of Ireland
| Others |
| EPCI | Export Promotion Center of Iran
| Others |