What does PASO stand for?

Pacific Screech-Owl - Common English name - Scientific name: Megascops Cooperi - American Ornithologists Union four-character bird identification (IBP)

Pan Africanist Students Organization (SAUS)

Pan American Sanitary Organization

Pan American Sports Organization - See also ODEPA - Mexico City, Mexico (EAIO)

Parson - NCIC construction equipment make code (NCIC)

Pattern Oriented Software Architecture - A book

Principal Armament Supply Officer - British military (DMA)