NCO
NCO stands for:
- Numerically Controlled Oscillator , numerically controlled oscillator, see Digitally Controlled Oscillator
- Non Commissioned Officer , in German NCOs without or NCOs with portepee
- Cotabato Province (ISO-3166-2: PH code), province of the island state of the Philippines
NCO stands for:
- Nuova Camorra Organizzata , Camorra organization by Raffaele Cutolo
nco stands for:
- Nagovisi (ISO-639-3 code), East Papuan language in Bougainville (Autonomous Region) , Papua New Guinea