| ACSNCA | Advisory Committee for the Sustained National Climate Assessment | defunct 8/17 |
| AHPP | Alternative Housing Pilot Program | unable to verify |
| CEE | Consumer Education and Engagement Division | changed to CEEA - Consumer Education and External Affairs Division |
| DCN | Division of Cardiovascular and Nephrology | changed to DCN - Division of Cardiology and Nephrology |
| FERRETT | Federated Electronic Research, Review, Extraction, and Tabulation Tool | decommissioned 6/20; replaced by Microdata Access |
| LWRS | Light Water Reactor Sustainability Program | unable to access/verify |
| MAP | Risk Mapping, Assessment, and Planning | changed to Risk MAP |
| NEUP | Nuclear Energy University Programs | unable to access/verify |
| OAH | Office of Adolescent Health | merged with Office of Population Affairs 6/19 |
| OFDC | Office of Federal Disaster Coordination | unable to verify |
| REPP | Radiological Emergency Preparedness Program | changed to REP - Radiological Emergency Preparedness |
| SLPSRA | Division of Space Life and Physical Sciences Research and Applications | changed to BPS - Division of Biological and Physical Sciences |
| SNCAFAC | Sustained National Climate Assessment Federal Advisory Committee | defunct 8/17 |
| TSA | Transitional Sheltering Assistance | unable to verify |
