| Acronym | Meaning |
 | CFDA | Catalog Of Federal Domestic Assistance |
| NHPRC | National Historical Publications And Records Commission |
| FHFB | Federal Housing Finance Board |
| NRC | Nuclear Regulatory Commission |
| ICAO | International Civil Aviation Organization |
| FFB | Federal Financing Bank |
| HSB | Head Start Bureau |
| OPPTS | Office Of Prevention |
| FS | Forest Service |
| NCPC | National Capital Planning Commission |
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