| PIE | Pacific Intercultural Exchange 
| Others |
| PIE | Paedophile Information Exchange
| Others |
| PIE | Pakistan Institute of Education
| Education, Institute |
| PIE | Paleontologists In Exile
| Others |
| PIE | Pan Island Expressway
| Others |
| PIE | Pan-Island Expressway
| Others |
| PIE | Paranormal Interpol Enterprise
| Others |
| PIE | Paranormal Investigator Extrordinares
| Others |
| PIE | Paranormal Investigators Extraordinaire
| Others |
| PIE | Parent Involvement And Education
| Others |
| PIE | Parents In Education
| Others |
| PIE | Parents Information Education
| Others |
| PIE | Parents Involved in Education
| Others |
| PIE | Participation, Inclusion, and Empowerment
| Others |
| PIE | Partner Investment Engine
| Others |
| PIE | Partners for Inclusive Employment
| Others |
| PIE | Partners In Education
| Others |
| PIE | Partners In Evangelism
| Others |
| PIE | Partners in Excellence
| Others |
| PIE | Partnership for Inclusive Education
| Others |
| PIE | Passion Innovation And Excellence
| Others |
| PIE | Payload Integration Equipment
| Others |
| PIE | Penang Indian Entrepreneurs
| Others |
| PIE | People In Eastbourne
| Others |
| PIE | People Inflation And Economics
| Others |
| PIE | People Institutes And Experiments
| Others |
| PIE | Pep, Initiative, and Enthusiasm
| Others |
| PIE | Performance Image and Exposure
| Others |
| PIE | Personal Import Export
| Others |
| PIE | Personal Interactive Electronics
| Others |
| PIE | Personal Interest Exploration
| Others |
| PIE | Persons In Evangelism
| Others |
| PIE | Persons Institutes Experiments
| Others |
| PIE | Persuasive Informative Exclamation
| Others |
| PIE | Pharynx and Intestinal Excess
| Others |
| PIE | Phenomics Information Extractor
| Others |
| PIE | Philanthropy Involvement And Empowerment
| Others |
| PIE | Phrases In English
| Others |
| PIE | Physicians Insurance Exchange
| Others |
| PIE | Physics Is For Everyone
| Others |
| PIE | Picture Information Extractor
| Others |
| PIE | Pictures Of Inkhana For Everyone
| Others |
| PIE | Pie Isnt Echo
| Others |
| PIE | Pikachu Is Evil
| Others |
| PIE | Pioneers Inventors Entertainers
| Others |
| PIE | Plan Invest Enjoy
| Others |
| PIE | Planning Impact Evaluation
| Others |
| PIE | Play Inside Editor
| Others |
| PIE | Play Invent Explore
| Others |
| PIE | Pledge In Earnest
| Others |
| PIE | Pocket Internet Explorer
| Others |
| PIE | Point Illustration And Explanation
| Others |
| PIE | Point, Illustration, Explanation
| Others |
| PIE | Pointers In Email
| Others |
| PIE | Polish Innovate And Enjoy
| Others |
| PIE | Polymorphism Inheritance Encapsulation
| Others |
| PIE | Portfolio Investment Entities
| Others |
| PIE | Portfolio Investment Entity
| Others |
| PIE | Portland Incubator Experiment
| Others |
| PIE | Pose Illumination And Expression
| Others |
| PIE | Position Independent Executable
| Others |
| PIE | Positive Instructional And Encouraging
| Others |
| PIE | Positive Instructional Encouraging
| Others |
| PIE | Possibility of Infinite Energy
| Others |
| PIE | Post-Irradiation Examination
| Others |
| PIE | Potential Importance and Ease
| Others |
| PIE | Praise, Instruct, and Encourage
| Others |
| PIE | Prayer Information And Encouragement
| Others |
| PIE | Precision Interface Electronics
| Others |
| PIE | Preparation Implementation And Evaluation
| Others |
| PIE | Presence Identity And Edge
| Others |
| PIE | Pressure Ice And Elevation
| Others |
| PIE | Prevention Intervention And Education
| Others |
| PIE | Prevention Intervention and Extension
| Others |
| PIE | Price Implied Expectations
| Others |
| PIE | Principle Of Inclusion And Exclusion
| Others |
| PIE | Problem Intervention And Evaluation
| Others |
| PIE | Process Improvement Experiment
| Others |
| PIE | Process Instance Evolution
| Others |
| PIE | Process Interface Electronics
| Others |
| PIE | Program Implementation Experience
| Others |
| PIE | Program in International Engineering
| Others |
| PIE | Progress Includes Everyone
| Others |
| PIE | Progressive Internet Explorer
| Others |
| PIE | Project Idiocy Expulsion
| Others |
| PIE | Project Import Export
| Others |
| PIE | Project Instruction Ecclesiastes
| Others |
| PIE | Promoting Inclusion And Enterprise
| Others |
| PIE | Proof Information And Example
| Others |
| PIE | Propagation Infection and Execution
| Others |
| PIE | Proto Indo European
| Others |
| PIE | Protocol Information Element
| Others |
| PIE | Provider Information Exchange
| Others |
| PIE | Psychologically Informed Environments
| Others |
| PIE | Public Interest Exclusion
| Others |
| PIE | Public Internet And Email
| Others |
| PIE | Publication In Engineering
| Others |
| PIE | Pulsed Irrigation Evacuation
| Others |
| PIE | Purely Insane Extreme
| Others |
| PIE | Purpose Ingenuity Evaluation
| Others |
| PIE | Purpose Instinct Exposition
| Others |
| PIE | Python Internet Engine
| Others |
| PIE | St. Petersburg International Airport, St. Petersburg, Florida USA
| Others |