| The Arts |
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| Council for Drama and Dance in Education (CODE) |
| Ontario Music Educators' Association (OMEA) |
| Ontario Society for Education Through Art (OSEA) |
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| Business |
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| Ontario Association of Business Education Co-ordinators (OABEC) |
| Ontario Business Educators' Association (OBEA) |
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| Languages |
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| English Langage Arts Network (ELAN) |
| ESL/ESD Resource Group of Ontario (ERGO) |
| Ontario Classical Association (OCA) |
| International Languages Educators' Association (ILEA) |
| Ontario Modern Language Teachers' Association (OMLTA) |
| Ontario Reading Association (ORA) |
| Teachers of English as a Second Language of Ontario (TESL) |
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| Mathematics |
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| Ontario Association for Mathematics Education (OAME) |
| Ontario Mathematics Coordinators Association (OMCA) |
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| Health and Physical Education |
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| Ontario Association for the Supervision of Physical and Health Education (OASPHE) |
| Ontario Physical and Health Education Association (OPHEA) |
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| Science and Technology |
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| Applied Science & Technology Teachers of Ontario (ASSTO) |
| Association for Computer Studies Educators (ACSE) |
| Educational Computing Organization of Ontario (ECOO) |
| Ontario Council for Technology Education (OCTE) |
| Science Co-ordinators' and Consultants' Association of Ontario (SCCAO) |
| Science Teachers' Association of Ontario (STAO) |
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| Social Sciences |
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| Ontario Association for Geographic & Environment Educators (OAGEE) |
| Ontario Family Studies - Home Economics Educators' Association (OFSHEEA) |
| Ontario Family Studies - Leadership Council (OFSLC) |
| Ontario Geography Consultants' Association (OGCA) |
| Ontario History and Social Science Teachers' Association (OHASSTA) |
| Ontario History, Humanities & Social Science Consultants' Association (OHHSSCA) |
| Ontario Philosophy Teachers' Association (OPTA) |
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| Special Education |
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| Ontario Council for Exceptional Children (OCEC) |
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| Divisions |
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| Consultants / Co-ordinators' Association of Primary Educators (CAPE) |
| Ontario Association of Junior Educators (OAJE) |
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| Others |
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| Council of Outdoor Educators of Ontario (COEO) |
| Catholic Association of Religion and Family Life Educators of Ontario (CARFLEO) |
| Council of Religious Educators in Ontario (CREO) |
| Ontario Co-operative Education Association (OCEA) |
| Ontario Guidance Leadership Association (OGLA) |
| Ontario School Counsellors' Association (OSCA) |
| Ontario School Library Association (OSLA) |
| Ontario Society for Environmental Education (OSEE) |
| Secondary School Hospitality Educators of Ontario (SSHEO) |
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| Les Associations Francophone |
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| Association francophone des leaders pédagogiques de l'Ontario (AFLPO) |
| Association francophone pour l'education artistique de l'Ontario (AFEAO) |