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Commack Union Free School District
- Burr Intermediate School Calendar
- Commack Middle School Calendar
- Commack High School Calendar
- North Ridge School Calendar
- Indian Hollow School Calendar
- Rolling Hills School Calendar
- Sawmill Intermediate School Calendar
- Wood Park School Calendar
Other districts in New York state
- Community Roots Charter School
- Cooperstown Central School District
- Colton-Pierrepont Central School District
- Copiague Union Free School District
- Corning City School District
- Cornwall Central School District
- Charlotte Valley Central School District
- Central Square Central School District
- Charter School Of Educational Excellence
- Chazy Union Free School District
- Cheektowaga-Sloan Union Free School District
- Chatham Central School District
- Cheektowaga-Maryvale Union Free School District
- Cherry Valley-Springfield Central School District
- Chenango Valley Central School District
- Churchville-Chili Central School District
- Chester Union Free School District
- Cincinnatus Central School District
- Clarence Central School District
- Chittenango Central School District
- Clarkstown Central School District
- Cleveland Hill Union Free School District
- Clymer Central School District
- Cold Spring Harbor Central School District
- Collegiate Academy-Math-Personal Awa
- Cobleskill-Richmondville Central School District
- Camden Central School District
- Canandaigua City School District
- Canaseraga Central School District
- Canisteo-Greenwood Central School District
- Campbell-Savona Central School District
- Carmel Central School District
- Catskill Central School District
- Cato-Meridian Central School District
- Cattaraugus-Little Valley Central School District
- Central Valley Central School District At Ilion-Mohawk
- Center Moriches Union Free School District
- Charter School For Applied Technologies
- Chappaqua Central School District