| Consortium For Advanced Placement Education | Academic & Science |
| Computer Adaptive Placement Exams | Academic & Science |
| Caribbean Advanced Proficiency Examinations | Academic & Science |
| Climate Action Peer Exchange | Academic & Science |
| Convective And Precipitation/ Electrification | Academic & Science |
| Cape Kennedy Precipitation Experiment | Academic & Science |
| Committee On Accounting for Public-benefit Entities | Accounts and Finance |
| Cyclically Adjusted Price-to-earnings Ratio | Accounts and Finance |
| Cape Cod | Business |
| Creative Computer Appliances, Incorporated (de-listed) | Business |
| Consultancy For Agriculture Productivity Enhancement | Business |
| Capitol Area Power Exchange | Business |
| Computer Aided Process Engineering | Business |
| Capture Analyze Plan And Execute | Business |
| Cape Res | Business |
| Caffeic Acid Phenethylester | Chemistry |
| Connective Available Potential Energy | Chemistry |
| Convective Available Potential Energy | Chemistry |
| Canadian Association of Physicians for the Environment | Community |
| Child Assault Prevention Education | Community |
| Caring About People Everyday | Community |
| Creating A Positive Environment | Community |
| California Alliance For Pride And Equality | Community |
| Community Alliances To Promote Education | Community |
| Community Alliance To Promote Education | Community |
| Camp Attracting Prospective Educators | Community |
| Computer Adaptive Placement Exam | Community |
| Canadians for Access to Professional Education | Community |
| Council for American Private Education | Community |
| Chicago Arts Partnership in Education | Community |
| Camarillo Academy of Progressive Education | Community |
| Community Alliance for Public Education | Community |
| Christian Association of Parent Educators | Community |
| Chicago Arts Partnerships in Education | Community |
| Council Of American Private Education | Community |
| Context Aware Programming Environment | Computing |
| Central Analysis Program Ecstasy | Computing |
| Computer Aided Production Engineering | Computing |
| Cyclically Adjusted Price Earnings | General |
| Cyclically Adjusted Price to Earnings | General |
| Caribbean Advanced Proficiency Examination | General |
| Course And Professor Evaluations | General |
| Clarity Action Purpose Enthusiasm | General |
| Cyclically Adjusted P E | General |
| Cajun Advanced Picosatellite Experiment | General |
| Center for Advancing Professional Excellence | General |
| Center for Animal Protection Education | General |
| Computer Aided Parts Estimating | General |
| Cylinder Absolute Position Encoder | General |
| Core and Advanced Powertrain Engineering | General |
| Can't Always Pass Exams | General |
| Customs Automated Processing Of Entries | Governmental |
| Citizens Against Photo Enforcement | Governmental |
| Culture, Academic, Politics, Education | Governmental |
| Center for the Army Profession and Ethic | Governmental |
| KANYAKUMARI | Indian Railway Station |
| Coalition of Asian Pacifics in Entertainment | International |
| Commissione dell'Ambiente, della Pianificazione del territorio e dell'Energia | International |
| Carotid Assessment Program for the Elderly | Medical |
| Circadian Anti-ischemia Program in Europe | Medical |
| Center for Advocacy Prevention and Empowerment | Medical |
| Kanniyakumari | Transport & Travel |
