sort by Rank | Alpha
| Possible Meanings | Rank |
| Pacific Area Travel Association | **** |
| Pacific Asian Travel Association | *** |
| Provincially Administered Tribal Areas | *** |
| Proprietary Articles Trade Association | *** |
| Pacific Asia Tourism Association | *** |
| Planning and Training Assistance | *** |
| Pacific Asian Tourism Association | *** |
| Positive Action for Treatment Access | *** |
| Pacific Association of Tax Administrators | *** |
| Presentation to the APEC | *** |
| Pleased to Announce the Appointment | *** |
| Potomac Art Therapy Association | *** |
| Pacific and Asia Travel Association | *** |
| Pension Administration and Trust Accounting | *** |
| Portland Area Theater Alliance | *** |
| Pittsburgh Area Telugu Association | *** |
| Pan American Trauma Association | *** |
| Pacific Area Transport Association | ** |
| Pacific Air Travel Association | ** |
| Polish Air Traffic Agency | ** |
| Process Association Test of Addiction | ** |
| Pakistan Anti TB Association | ** |
| Pacific Asia Tourist Association | ** |
| Pasific Asia Travel Association | ** |
| Pan African Technical Association | ** |
| Postive Action for Treatment Access | ** |
| Pacific Area Tourist Association | ** |
| Portland Area Theatre Alliance | ** |
| Poland Air Traffic Agency | ** |
| Pacific Asia Travel Associations | ** |
| Pacific Association of Travel Agents | ** |
| Personal Air Transportation Alliance | ** |
| Parent and Toddler Association | ** |
| Publishers Association of Tanzania | ** |
| Pittsburgh Automobile Trade Association | ** |
| Pooling Agreement for Technical Assistance | ** |
| Pacific Asia Travel Agents | ** |
| Padstow Area Tourism Association | ** |
| Pacific Asia Travel Assocation | ** |
| Paediatric Aids Treatment for Africa | ** |
| Pickerington Area Taxpayers Alliance | ** |
| Prescott Area Tennis Association | ** |
| Pacific Aais Travel Association | ** |
| Purchase Area Tennis Association | ** |
| Pacific Asian Tourist Association | * |
| Professional Aeromedical Transport Association | * |
| Provincial Administered Tribal Areas | * |
| Punjab Anti TB Association | * |
| Pacific Air Transport Association | * |
| Pacific Automotive Trades Association | * |
| Piedmont Area Tennis Association | * |
| Portland Air Toxics Assessment | * |
| Professional Association of Teachers | * |
| Pacfic Asia Travel Association | * |
| Passenger Air Transport Association | * |
| Pacific Art and Technology Alliance | * |
| Pacific Association of Tax Aministrators | * |
| Professional Association of Temple Administrators | * |
| Professional Automotive Technicians Association | * |
| Professional Aeromedical Transportation Association | * |
| Philippine Australian Tennis Association | * |