| Acronym | Meaning |
| WI | Western Sahara (FIPS 10-4 Country Code) - Wisconsin (postal Symbol) |
| CRTC | Canadian Radio-television And Telecommunications Commission |
| USD(P) | (U.S.) Under-Secretary Of Defense (Policy) |
| BIF | Burundian Franc (ISO 4217 Currency Code) |
| AYU | As Yet Unknown |
| OBS | Observation/Observer - Obsolete - Obstacle -Off Balance Sheet - Optical Burst Switching (IEEE) - Organic Brain Syndrome - Organization(al) Breakdown Structure |
| AAAS | American Association For The Advancement Of Science |
| NCR | National Cash Register Co. |
| ANA | Administration For Native Americans - Afghan National Army - All Nippon Airways - Anti-Nuclear Anti-body |
| ICNI | Integrated Communication |