| Acronym | Meaning |
 | RW | Rwanda (ISO 3166 And FIPS 10-4 Country Code Digram) |
| NEIC | U.S. National Earthquake Information Center - National Economic Intelligence Committee (Nigeria) - National Energy Information Center (U.S. DOE) - National Enforcement Investigations Center (U.S. EPA) |
| JTN | Johnston Atoll (ISO 3166 Trigram; Obsolete 1986) |
| VNM | Vietnam (ISO 3166 Trigram) |
| DVD | Digital Versatile Disk (was Digital Video Disk) |
| MEC | Maine Central Railroad (AAR Reporting Mark) - Manta |
| AAM | Air-to-Air Missile |
| PG&E | Pacific Gas & Electric |
| POGO | Project On Government Oversight |
| UKR | Ukrainian Language (ISO 639-2 Code) |
Browse by Letter:
