Pa

Pa, pa, PA, P.A. or pA may refer to:

Arts, media and entertainment

Parental Advisory, abbreviated PAL or PA, a warning label placed on audio recordings
P.A. (group), a southern hip hop band in Atlanta, Georgia, United States
Penny Arcade, a webcomic
Planetary Annihilation, a 2014 video game
"Pa" (song), by Tini

Palestinian National Authority, also called Palestinian Authority, interim governing body of the Gaza Strip and part of the West Bank
Pakistan Army
Patriotic Alliance, a South African political party
Patriotic Alternative, a British nationalist group
People's Association (Singapore), a Singaporean grassroots statutory board
Philippine Army
Patrulla Águila
Planning Authority (Malta), a government agency of Malta
Progressive Alliance, a political international of social-democratic, socialist and progressive political parties and organisations

Professional association, a type of business organization
PA Consulting Group
PA Media, a news agency in the UK and Ireland, formerly the Press Association
Produttori Associati, an Italian record label
Paralympics Australia, previously called the Australian Paralympic Committee (APC) from 1998–2019 is the National Paralympic Committee of Australia

Pennsylvania, US state (postal abbreviation PA)
Phillips Academy Andover, a private secondary school in Andover, Massachusetts, often referred to as Phillips Andover or PA
Portsmouth Abbey School, a private secondary school in Portsmouth, Rhode Island
Pulaski Academy, a private school in Little Rock, Arkansas

.pa, top-level domain for Panama
ALCO PA, a railroad locomotive
Parental alienation, in psychology
Pascal (unit), the SI unit of pressure
Peano axioms, a set of axioms for the natural numbers
Peptide amphiphile, a type of self-assembling peptide
Picoamp (pA), one trillionth of an ampere
Polyacrylamide, a gel-forming polymer
Polyamide, a family of synthetic materials used in fabrics
Predictive analytics, analyzes current and historical facts to make predictions about future or otherwise unknown events
Protactinium, symbol Pa, a chemical element
Provider-aggregatable address space, a system of allocation of internet addresses
Public address system (PA system or simply PA), for making public announcements
Pernicious anemia, anemia that results from lack of intrinsic factor
Primary aldosteronism, excess production of the hormone aldosterone from the adrenal glands

Parliamentary assistant (UK politics)
Personal assistant
Physician assistant or physician associate
Political assistant
Production assistant, a title in the film, media, and publishing industries
Project architect
Prosecuting attorney, title of prosecutors in some US state courts and smaller jurisdictions
Protonotary Apostolic, the highest ranking non-episcopal honorific title for Roman Catholic clergy
Public Accountant, a professional qualification in the US