| Acronym | Meaning |
| GSA | General Services Administration |
| ADL | Alexandria Digital Library |
| IDA | Institute For Defense Analysis |
| FRC | Federal Radiation Council |
| AFO | Available For Obligations |
| SIRS | Social Issues Resources Services |
| PMIP | Paleoclimate Modeling Intercomparison Project |
| ISS | Information Support Services |
| TDR | Tracking And Data Relay |
| DIG | DOE Interaction Group |