- NACAC
National Association for College Admission Counseling
- NACP
North American Certification Project
- NACo
National Association of Counties
- NAD
National Association of the Deaf
- NADDC
National Association of Developmental Disabilities Councils
- NAEP
National Assessment on Education Progress
- NAESP
National Association on Elementary School Principals
- NAMSFVR
National Alliance for Migrant & Seasonal Farmworkers Vocational Rehabilitation
- NAPAS
National Association of Protection and Advocacy Systems
- NAPT
National Association for Pupil Transportation
- NARIC
National Rehabilitation Information Center
- NASBE
National Association of State Boards of Educators
- NASDSE
National Association of State Directors of Special Education
- NASET
National Association of Special Education Teachers
- NASSP
National Association of Secondary School Principals
- NASWA
National Association of State Workforce Agencies
- NAWB
National Association of Workforce Boards
- NAWDP
National Association of Workforce Development Professionals
- NCBN
National Community Building Network
- NCCSR
National Clearinghouse for Comprehensive School Reform
- NCDDR
National Center for the Dissemination of Disability Research
- NCEA
National Community Education Association
- NCEE
National Center on Education and the Economy
- NCIL
National Council on Independent Living
- NCLB
No Child Left Behind Act of 2001
- NCLD
National Center for Learning Disabilities
- NCLD/Youth
National Consortium on Leadership and Disability for Youth
- NCOR
National Center on Outcomes Resources
- NCPIE
National Coalition for Parental Involvement in Education
- NCSAB
National Council of State Agencies of the Blind
- NCSET
National Center on Secondary Education and Transition
- NCSL
National Conference of State Legislatures
- NCTAF
National Commission on Teaching America's Future
- NCWD/Youth
National Collaborative on Workforce and Disability for Youth
- NDRN
National Disability Rights Network
- NEA
National Education Association
- NEKIA
National Education Knowledge Industry Association
- NFB
National Federation of the Blind
- NGA
National Governors Association
- NIB
National Industries for the Blind
- NICHCY
National Dissemination Center for Children with Disabilities
- NICHD
National Institute of Child Health and Human Development
- NIDRR
National Institute on Disability Research and Rehabilitation
- NISP
National Service Inclusion Project
- NLC
National League of Cities
- NMC
National Mentoring Center
- NMHA
National Mental Health Association
- NN4Y
National Network 4 Youth
- NOD
National Organization on Disability
- NORP
National Organization of Rehabilitation Partners
- NPCL
National Partnership for Community Leadership
- NRA
National Rehabilitation Association
- NRCA
National Rehabilitation Counseling Association
- NSBA
National School Board Association
- NSCIA
National Spinal Cord Injury Association
- NSDC
National Staff Development Council
- NSSE
National Society for the Study of Education
- NTI
National Training Institute for Community Youth Work
- NYDIC
National Youth Development Information Center
- NYEC
National Youth Employment Coalition
- NYLC
National Youth Leadership Council
- NYLN
National Youth Leadership Network