NPA
NPA is a TLA that may stand for:
- Nanaimo Port Authority (npa.ca)
- Nasopharyngeal aspirate
- National PACE Association (US)
- National Paddleball Association (US)
- National Paperbox Association (US)
- National Paralegal Association
- National Parenting Association
- National Park Authority (several)
- National Parking Association (US)
- National Parks Association (Australia)
- National Party of Australia (Queensland, npa.org.au)
- National Pasta Association
- National Pediculosis Association (US)
- National People's Action (US)
- National Personnel Associates
- National Pharmaceutical Association (UK, npa.co.uk)
- National Pig Association (UK)
- National Pigeon Association (US)
- National Ploughing Association of Ireland (npa.ie)
- National Police Agency (Japan, npa.go.jp)
- National Policy Association (US)
- National Postdoctoral Association (US)
- National Prescription Administrators (npa.com)
- National Program of Action (Canada)
- Nature Photography Association (UK)
- Pensacola Naval Air Station (airport code)
- Nephrology Pharmacy Associates
- Network Printing Alliance
- Network Professional Association (npa.org)
- New People's Army (Philippines)
- New Producers Alliance (UK, npa.org.uk)
- Newspaper Publishers Association
- Non-partisan Association (Canada)
- Nordic Planetarium Association
- Norges Praktiserende Arkitekter (npa.no)
- Northern Pipeline Agency (Canada)
- Northern Prospectors Association (Canada)
- Northwest Perennial Alliance
- Northwest Programs for the Arts (Seattle)
- Norwegian Peoples Aid
- Note Printing Australia Ltd.
- Notice of penalty assessment
- Notice of Proposed Amendment
- Notice of Proposed Assessment
- Nuclear Physics A
- Numbering plan area
- NPA Corporation
- NPA Group