| Rank | Abbreviation | Meaning |
|---|
| ***** | ECPN | Electronic Commerce Processing Node
| |
| ***** | ECPN | El Capitan Precious Metals, Inc
| |
| ***** | ECPN | Equitable Cost-Sharing for Publicly-Owned Nursing Facilities
| |
| **** | ECPN | European Church Planting Network
| |
| **** | ECPN | Extended Care Product News
| |
| **** | ECPN | Entreprise de Couverture et Plomberie Natalis
| |
| *** | ECPN | European Church Planters Network
| |
| *** | ECPN | Estado de Cambios del Patrimonio Neto
| |
| *** | ECPN | Early Career Preventionist Network
| |
| ** | ECPN | East China Power Network
| |
| ** | ECPN | Extended Coloured Petri Net
| |
| ** | ECPN | El Capitan Prec Mtls (OTC Bulletin Board [OTCBB])
| |
| ** | ECPN | End Child Poverty Network
| |
| ** | ECPN | European College Polymer Network
| |
| * | ECPN | Early Career Psychologist Network
| |
| * | ECPN | Ergonomic Cooling Platform for Notebooks
| |
| * | ECPN | Emerging Conservation Professionals Network
| |