Pil or PIL may refer to: Pil, Iran, a village in Mazandaran Province, Iran Pîl a placename element of Welsh origin. Carlos Miguel Jiménez Airport (IATA Code: PIL), in Pilar, Paraguay Port Isabel-Cameron County Airport (FAA Code: PIL), in Port Isabel, Texas Pacific International Lines, a Singapore-based shipping company Patient information leaflet Portland Interscholastic League, a high school athletic conference in Oregon Poslednja Igra Leptira, a former Yugoslavian pop rock band Protic ionic liquid Public Image Ltd, an English post-punk band Publishing Interchange Language Python Imaging Library Legal terms Public international law Private international law Public interest law Public interest litigation in India