| Acronym | Meaning |
 | NTIA | National Telecommunications And Information Administration |
| FAA | Federal Aviation Administration |
| SSI | Supplemental Security Income Program |
| ERS | Economic Research Service |
| EM | Office Of Environmental Management |
| GIS | Geographic Information Systems |
| FRTIB | Federal Retirement Thrift Investment Board |
| OSTI | Office Of Scientific And Technical Information |
| FEC | Federal Election Commission |
| FAPRS | Federal Assistance Programs Retrieval System ˜˜(replaced By CFDA) |
Browse by Letter:
