| Acronym | Definition |
|---|
| NOPI➣Northern Pintail (bird species Anas acuta) |
| NOPI➣Number One Parts, Inc. (est. 1966; Forest Park, GA) |
| NOPI➣Number One Parts, Incorporated (parts distributors) |
| NOPI➣New Orleans Planning Initiative (Department of City and Regional Planning; Cornell University) |
| NOPI➣Nopaging (assembly language ASM51 assembler control) |
| NOPI➣Notice of Public Interest (US HUD) |