NICO
| Acronym | Definition |
|---|---|
| NICO | Niigata Industrial Creation Organization (Japan) |
| NICO | Nissan Infiniti Car Owners |
| NICO | Nicodemus National Historic Site (US National Park Service) |
| NICO | Neuralgia-Induced Cavitational Osteonecrosis (medical) |
| NICO | Naftiran Intertrade Co Ltd |
| NICO | National Insurance Consumers Organization |
| NICO | Network Integration Control Organization (Taipei) |
| NICO | Naval Inventory Control Office |