- Ashby Elementary School
- Central Office
- Gateway Program
- Hawthorne Brook Middle School
- Nissitissit Middle School
- North Middlesex Regional High School
- Spaulding Memorial School
- Squannacook Early Childhood Center
- Varnum Brook Elementary School
- Sandra Abernathy
- Alisa Adams
- Antonella Agliata
- Kirsten Alfano
- Michele Alfond
- Linda Allen-Boden
- Lisa Aloisi
- David Amari
- Kellie Amari
- Shelley Amari
- Amanda Anderson
- David Anderson
- Jamie Anderson
- Kellie Anderson
- Tammy Anderson
- Christine Anselmi
- Lynne Archambault
- Nina Arnold
- Catherine Arsenault
- Kenneth Arsenault
