| ARC | Applied Research Center | unable to verify |
| ARP | AIDS Research Program | changed to HRP - HIV Research Program |
| CFAP | Coronavirus Food Assistance Program | website archived 10/21 |
| CHORC | Community Health Online Resource Center | retired |
| FAAPS | Forecasting and Advanced Acquisition Planning System | replaced by C-BOT - Forecast of Commerce Business Opportunities Tool |
| ITEC | Interagency Trade Enforcement Center | replaced by ICTIME - Interagency Center for Trade Implementation, Monitoring, and Enforcement |
| NCMAS | National Commission on Military Aviation Safety | unable to verify (likely decommissioned; final report issued 12/20) |
| NCTECD | National Center on Tribal Early Childhood Development | changed to Tribal Child Care Capacity Building Center |
| OEM | Office of Emergency Management, PHE | unable to verify; likely changed to EMMO |
