| Acronym | Meaning |
| USSS | United States Secret Service |
| DMDC | Defense Manpower Data Center |
| OCD | Office Of Community Development |
| SAVE | Systematic Alien Verification For Entitlement |
| NCDC | National Climatic Data Center |
| OCSE | Office Of Child Support Enforcement |
| MCHB | Maternal And Child Health Bureau |
| IES | Institute Of Education Sciences |
| NERSC | National Energy Research Scientific Computing Center |
| INEEL | Idaho National Engineering And Environmental Laboratory |