English abbreviations from ncl to nco
- NCL (New Caledonia (ISO 3166 trigram))
- NCLB (No Child Left Behind)
- NCLC (National Consumer Law Center)
- NCLD (National Center for Learning Disabilities)
- NCLM (North Carolina League of Municipalilties)
- NCLR (National Council of La Raza)
- NCLRC (National Capital Language Resource Center)
- NCM (Non Community Member)
- NCMA (National Command and Military Authorities)
- NCMAF (National Conference on Ministry to the Armed Forces)
- NCME (National Council on Measurement in Education)
- NCMEC (National Center for Missing and Exploited Children)
- NCMI (Nazarene Compassionate Ministries, Inc.)
- NCMO (No Commitment Make Out)
- NCMP (Non-Causal Minimal Power)
- NCMS (National Center for Manufacturing and Science)
- NCN (Chenega Bay Airport (FAA: C05))
- NCND (Non Circumvention & Non Disclosure)
- NCNE (National Center for Neighborhood Enterprise)
- NCNW (Niagara Chapter of Native Women)
- NCO (Non-Commissioned Officer (US, E-4 - E-9))