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