| Acronym | Definition |
|---|
| NAP | Indianapolis |
| NAP | Network Access Protection (Microsoft) |
| NAP | National Academy Press |
| NAP | National Academies Press |
| NAP | National Action Plan (various locations) |
| NAP | Not A Problem |
| NAP | Network Access Point |
| NAP | National Allocation Plan (EU emissions trading schemes) |
| NAP | Nap-Of-The-Earth (avionics) |
| NAP | Nationale Auto Pas (Dutch) |
| NAP | Non-Aggression Principle |
| NAP | Nucleosome Assembly Protein |
| NAP | Network Access Provider |
| NAP | Noninsured Crop Disaster Assistance Program (USDA) |
| NAP | National Association of Parliamentarians |
| NAP | Near As Possible (as in NAP of the Earth flying) |
| NAP | Normaal Amsterdams Peil |
| NAP | National AIDS Program |
| NAP | Nck-Associated Protein |
| NAP | Network Access Protocol |
| NAP | National Account Profile |
| NAP | New Alliance Party (Cook Islands) |
| NAP | New Aspiration Party (Thailand) |
| NAP | Nieuw Amsterdams Peil (Dutch point for altitude measurements) |
| NAP | North American Pairs (bridge game) |
| NAP | National Action Party (political party in Mexico) |
| NAP | New Access Point (US Health Resources and Services Administration, Bureau of Primary Health Care) |
| NAP | Natural Areas Program |
| NAP | Non-Insured Assistance Program |
| NAP | Non Agression Pact |
| NAP | National Accreditation Program (ANSI term) |
| NAP | Ngee Ann Polytechnic (Singapore) |
| NAP | Nichtangriffspakt (German: Non-Aggression Pact) |
| NAP | New Americans Program (Queens Borough Public Library, New York City) |
| NAP | Nerve Action Potential |
| NAP | National Processing Inc (stock symbol) |
| NAP | National Afforestation Programme (India) |
| NAP | National Airports Policy (Canada) |
| NAP | Natural Area Preserves |
| NAP | Naples, Italy - Capodichino (Airport Code) |
| NAP | National Aerospace Plane |
| NAP | Non-Arboreal Pollen |
| NAP | National Anthem Project |
| NAP | National Awareness Partners |
| NAP | New Age Piano (website) |
| NAP | North American Partners (Florida) |
| NAP | Non-Airborne Personnel |
| NAP | Native American Pride |
| NAP | Network Applications Platform (Unisys) |
| NAP | Nuclear Auxiliary Power |
| NAP | Norfolk Assembly Plant |
| NAP | NCEP Advisory Panel |
| NAP | Naval Advisory Panel |
| NAP | Not Authorized POMCUS |
| NAP | NIPS Augmentation Package |
| NAP | Non-Nuclear Armament Plan |
| NAP | Nuclear Aggregates of Polyamines |
| NAP | Nuclear Aggregate of Polyamines |
| NAP | Naval Aviation/Air Plan |
| NAP | Non-Compliant Application Proxy |
| NAP | Network Administration Processor |
| NAP | No Acronyms Please |
| NAP | Native American Practicioner |