Editing PTC (section)

==Organizations==
*[[Pacific Telecommunications Council]], a telecommunications industry trade association for the Pacific Rim
* [[Pakistan Telecommunication Company Ltd]], KSE code
* [[Pakistan Tobacco Company]]
* ''[[Partido Trabalhista Cristão]]'' (Christian Labour Party), a political party in Brazil
* ''[[Partit del Treball de Catalunya]]'' (Party of Labour of Catalonia), a communist party in Catalonia, Spain
* [[Polska Telefonia Cyfrowa]], formal name of T-Mobile Polska
* [[PTC India]], an Indian energy trading company
* [[PTC Punjabi]], a television network in India
** [[PTC Punjabi (Canada)]]
** [[PTC Punjabi Film Awards]]
* [[Public Services, Tax and Commerce Union]], UK, 1996–1998
* [[Public Transport Commission]], in New South Wales, Australia
* [[Public Transport Corporation]], in Victoria, Australia
* [[Public Transport Council]], in Singapore
* [[Radio Television of Serbia]] (''Радио-телевизија Србије''), a public broadcaster in Serbia

===United States===
* [[Parents Television Council]], a U.S.-based advocacy group
* [[Pennsylvania Turnpike Commission]]
* [[Philadelphia Toboggan Coasters]], roller coaster manufacturer, formerly Philadelphia Toboggan Company
* [[Philadelphia Transportation Company]], 1940–1968
* [[Pioneer Theatre Company]], Utah
* a type of patrol boat, for example [[Patrol torpedo boat PT-41]]
* [[PTC Inc.]], formerly Parametric Technology Corporation, a software company
* [[PTC Therapeutics]], a pharmaceutical company