-
miscellaneous | unclassified
-
computing | texting
-
medical | british medicine
-
Orange Port Terminal Railway
business | companies & firms
-
miscellaneous | unclassified
-
community | religion
-
governmental | military
-
miscellaneous | unclassified
-
medical | british medicine
-
Ocular Photodynamic Therapy
medical | british medicine
-
Optimal Purchasing Technique
business | general
-
Office Of Pediatric Therapeutics
governmental | fda
-
Optimum Performance Training
miscellaneous | unclassified
-
Optimized Production Technology
business | general
-
governmental | nasa
-
Operational Pressure Transducer
governmental | nasa
-
miscellaneous | unclassified
-
medical | british medicine
-
business | general
-
Occupied Palestinian Territories
governmental | politics
-
governmental | military
-
governmental | nasa
-
computing | file extensions
-
Opticare Health Systems, Inc
business | amex symbols
-
academic & science | chemistry
-
Office Of Pupil Transportation
governmental | transportation
-
governmental | military
-
Ontological Paradigm Technique
medical | physiology
-
Optimize Support File (qemm)
computing | file extensions
-
Oceanside Photo And Telescope
miscellaneous | unclassified
-
miscellaneous | unclassified
-
Ozarks Public Telecommunications
computing | telecom
-
Optional Practical Training
community | educational
-
Occupied Palestinian Territory
miscellaneous | unclassified
-
medical | british medicine
-
Open Positive Transference
miscellaneous | unclassified
-
medical | physiology
-
Operational Planning Team
governmental | military
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
community | educational
-
Organization Of Parents And Teachers
community | educational
-
Observation Participation And Teaching
community | educational
-
governmental | nasa
-
Oregon Professional Technologist
business | companies & firms
-
governmental | nasa
-
academic & science | electronics
-
Osteoconductive Porous Tricalcium
miscellaneous | unclassified
-
Optical Projection Tomography
miscellaneous | unclassified
-
Occupational Privilege Tax
governmental | us government
-
Orange Port Terminal Railway
regional | railroads