| Acronym | Meaning |
| MIGA | Multilateral Investment Guarantee Agency |
| IAF | Inter-American Foundation |
| CERCLIS | Comprehensive Environmental Response |
| ZIP (CODE) | Zone Improvement Plan |
| FTA | Federal Transit Administration |
| NCVHS | National Committee On Vital And Health Statistics |
| NWTRB | Nuclear Waste Technical Review Board |
| NPCR | National Program Of Cancer Registries |
| PPQ | Plant Protection And Quarantine |
| NSF | National Science Foundation |