AP
- AP (rapper)
- AP (song)
- AP site
- APP (disambiguation)
- APS (disambiguation)
- AboitizPower
- Absolute pitch
- Academic Press
- Acción Popular (disambiguation)
- Accounts payable
- ActivityPub
- Acute pancreatitis
- Address plus Port
- Adjective phrase
- Adrian Peterson
- Advanced Placement
- Agriculture in New Zealand
- Air One
- Alternative Press (magazine)
- Amalgamated Press
- Amapá
- Amiga Power
- Aminopurine
- Ammonium perchlorate
- Andhra Pradesh
- Ang Pamantasan
- Ap (water)
- Ap and Bp stars
- Area postrema
- Argyle Park
- Armenian Power
- Armour-piercing ammunition
- Arthur Paul Harper
- Associated Press
- Atlantic Philanthropies
- Atlantic and Pacific Railroad
- Atomic Puppet
- Attachment parenting
- Audemars Piguet
- Automotive Products
- CPU
- Colporrhaphy
- Dutch Data Protection Authority
- Glossary of video game terms
- Hungarian adópengő
- Justice Party (Turkey)
- Justice Party (Turkey, 2015)
- Labour Party (Norway)
- List of auxiliaries of the United States Navy
- List of classical abbreviations
- Malaysian names
- PSPACE
- Palatine Anthology
- Patronymic
- People's Action (Romania)
- People's Alliance (Spain)
- Polish Aero Club
- Province of Ascoli Piceno
- Wireless access point