| Nil Per Os |
Medical |
NPO |
| Nil Per Os - Nothing By Mouth |
Physiology |
NPO |
| Nicastro Piscopo Ogrin, Attorneys at Law |
Law |
NPO |
| Nangapinoh |
Airport Code |
NPO |
| negative positive zero |
Government |
NPO |
| Non Profit |
Other |
NPO |
| National Program Office |
Other |
NPO |
| Natalie Portman Obsessives |
Funny |
NPO |
| Neighborhood Preservation Ordinance |
Law |
NPO |
| EnPro Industries, Inc. |
NYSE Symbol |
NPO |
| Enpro Industries |
NASDAQ Symbol |
NPO |
| National Preservation Office |
US Government |
NPO |
| Nu Phunk Operation |
Funny |
NPO |
| Non Profit Organization |
Non-Profit Organization |
NPO |
| not for profit organization |
Other |
NPO |
| Next Planet Over |
NASA |
NPO |
| Network Performance Optimization |
Telecommunication |
NPO |
| Nangapinoh, Indonesia |
Regional Airport Code |
NPO |
| Nederlandse Publieke Omroep |
Other |
NPO |
| No Problem Observed |
Messaging |
NPO |
