| Acronym | Definition |
|---|
| NCPI | Network Critical Physical Infrastructure |
| NCPI | National Center for Postsecondary Improvement (Stanford University; Palo Alto, CA) |
| NCPI | National Clay Pipe Institute (Alexandria, VA) |
| NCPI | National Crime Prevention Institute |
| NCPI | Naukowe Centrum Prawno-Informatyczne (Polish: Legal and Scientific Information Center) |
| NCPI | New Century Protection, Inc (Indianpolis, IN) |
| NCPI | Net Cost of Pure Insurance (life insurance) |
| NCPI | North Carolina Paranormal Investigations |
| NCPI | National Committee on Property Insurance |
| NCPI | Navy Civilian Personnel Instruction |
| NCPI | New Century Private Investigations (Greenfield, IN) |
| NCPI | National Company for Plastic Industries SA |