PCH may refer to:

Places

Pacific Coast Highway (California), segments of California State Route 1 Palacios Airport (IATA code PCH) in Gracias a Dios Department, Honduras Parchim (district) (vehicle registration code: PCH), a former district in Germany Portcullis House, a parliamentary building in London

Organizations Packet Clearing House, the intergovernmental treaty organization responsible for critical communications infrastructure PCH International, an Irish custom design manufacturing company Phoenix Children's Hospital, Phoenix, Arizona Perth Children's Hospital, Perth, Australia Publishers Clearing House, an American bulk mail periodical, mass media, and sweepstakes company Haitian Communist Party, commonly referred to by its French abbreviation PCH, from

Science and technology .pch, a file extension for precompiled headers Paroxysmal cold hemoglobinuria, a human disease characterized by the sudden presence of hemoglobin in the urine Platform Controller Hub, an Intel chipset component Pontocerebellar hypoplasia, a group of neurodegenerative disorders Phase-coherent holography, a type of holography Pulmonary capillary hemangiomatosis, a human disease affecting the blood vessels of the lungs A US Navy hull classification symbol: Patrol craft hydrofoil (PCH)

Music "PCH", a song by Sublime with Rome from Yours Truly "PCH", a song by Canadian rock band Theory of a Deadman from Wake Up Call (2017) "PCH", a song by Tokyo Police Club from the EP Melon Collie and the Infinite Radness: Part One ”PCH”, a song by Jaden Smith and Willow Smith from the mix tape CTV2 "PCH", a song by ZZ Top from Antenna (1994)

Other uses PCH Games (formerly Candystand.com), a casual game portal owned by Publishers Clearing House Pacific Coast Hellway, a podcast from Los Angeles, US