| Acronym | Definition |
|---|
| NECA➣National Electrical Contractors Association |
| NECA➣National Exchange Carrier Association |
| NECA➣National Electrical and Communications Association (Australia) |
| NECA➣National Electricity Code Administrator (Australia) |
| NECA➣National Employment Counseling Association |
| NECA➣National Energy Conservation Association (Canada) |
| NECA➣National Educational Computing Association |
| NECA➣Newport Chemical Activity (Newport, IN) |
| NECA➣Nippon Educational Computing Association |
| NECA➣Navajo Engineering Construction Authority |
| NECA➣New England Cemetery Association |
| NECA➣National Export Control Application |