Abbreviations beginning with p

PTA1Platelet and T Cell Antigen 1 (biochemistry)
Academic & Science

PTA4Pure Tone Average Thresholds
Academic & Science

PTAAPhilippine Travel Agencies Association (est. 1979)
Academic & Science

PTAAPlantation Timber Association of Australia
Academic & Science

PTAAPioneer Total Abstinence Association
Community » Associations

PTAAAirman Apprentice, Photographic Intelligenceman Striker (Naval Rating)
Governmental

PTAAotographic Intelligenceman Airman Apprentice
Governmental » Navy

PTAAPhotographic Intelligenceman Airman Apprentice
Governmental » Navy

PTAAPioneer Total Abstinence Association of the Sacred Heart (Ireland)
Miscellaneous

PTAAPittsburgh Turkish American Association (Pennsylvania)
Miscellaneous

PTAAPlease Take Appropriate Action
Miscellaneous

PTAABProperty Tax Assessment Appeals Board (Maryland)
Governmental

PTABProject Technical Advisory Board
Academic & Science » Electronics

PTABPatent Trial and Appeal Board
Business » Patents & Trademarks

PTABPtab Transit Advisory Board
Business » Advisory

PTABParking Transportation Advisory Board
Governmental » Transportation

PTABPatent Trial and Appeal Board
Governmental » US Government

PTABProperty Tax Appeal Board
Governmental » State & Local

PTABProperty Tax Appeals Board (Illinois)
Governmental

PTABPlanning and Technological Assistance Branch
Miscellaneous