PCH explained

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

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
• ”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