| NEFA | Narcotic Educational Foundation of America
| Others |
| NEFA | National Education Finance Academy
| Others |
| NEFA | National Equipment Finance Association
| Others |
| NEFA | Near East Fine Arts
| Others |
| NEFA | New England Fiero Association
| Others |
| NEFA | New England Forensic Associates
| Others |
| NEFA | New England Foundation for the Arts
| Others |
| NEFA | New England Franchise Association
| Others |
| NEFA | New England Freedom Association
| Others |
| NEFA | Nine Eleven Finding Answers
| Others |
| NEFA | Non Esterified Fatty Acid
| Others |
| NEFA | Non Esterified Fatty Acids
| Others |
| NEFA | Non-Esterified Fatty Acid
| Others |
| NEFA | North East Fabricare Association
| Others |
| NEFA | North East Frontier Agency
| Others |
| NEFA | North-East Frontier Area
| Others |
| NEFA | Northeast Frontier Agency
| Others |