| Rank | Abbreviation | Meaning |
|---|
| ***** | NDEC | National District Export Council Conference
| |
| ***** | NDEC | National Design Engineering Conference
| |
| ***** | NDEC | Non Destructive Evaluation Center
| |
| ***** | NDEC | Nursing Diagnosis Extension Classification
| |
| **** | NDEC | National Diploma in Emergency Care
| |
| **** | NDEC | National Data Evaluation Center
| |
| **** | NDEC | National Deaf Education Committee
| |
| **** | NDEC | National Disaster Education Coalition
| |
| **** | NDEC | National Distance Education Council
| |
| **** | NDEC | National Digital Elocution Competition
| |
| **** | NDEC | Notre Dame Energy Center
| |
| **** | NDEC | Nebraska Department of Environmental Control
| |
| **** | NDEC | National Distance Education Centre
| |
| **** | NDEC | Notre Dame Education Center
| |
| **** | NDEC | National Distance Education Conference
| |
| **** | NDEC | National Drug Evidence Centre
| |
| **** | NDEC | National Deaf Education Center
| |
| **** | NDEC | National Defense Environmental Corporation
| |
| **** | NDEC | Nebraska Division of Early Childhood
| |
| **** | NDEC | Naturalization Data Entry Center
| |
| **** | NDEC | Nederlandse Duurzame Energie Conferentie
| |
| *** | NDEC | New Deliverance Evangelistic Church
| |