| Neurotic, Insecure, Crazy, Emotional | Academic & Science |
| Networking, Initiative, Catalyst, and Encouraging | Business |
| N I C E Systems, LTD. | Business |
| Networking, Innovation, Commitment, and Empowerment | Business |
| Northern Institute for Continuing Education | Business |
| Niagara Interactive Children's Education | Community |
| New Instructional Computing Environment | Community |
| Neighborhood Improvement And Community Enhancement | Community |
| Natural Interactive Communication for Edutainment | Community |
| Nurturing Innovation Creativity and Entrepreneurship | Community |
| National Institute for Christian Education | Community |
| Needy Illiterate Children Education | Community |
| National IRES Continuing Education | Community |
| National Initiative for Cybersecurity Education | Community |
| National Initiative for the Care of the Elderly | Community |
| New Immigrant Community Empowerment | Community |
| Network Information and Command Exchange | Computing |
| Network Information and Control Exchange | Computing |
| No Internal Combustion Engine | General |
| Never Include County England | General |
| Needs Interests Concerns And Expectations | General |
| Network Integrated Cabin Environment | General |
| Networked Integrated Cabin Environment | General |
| Networked Integrated Cabin Equipment | General |
| Networked Integrated Cabin Equip | General |
| Natural Interactive Communication For Edutain | General |
| Naughty Individual Creating Evil | General |
| Nordic Initiative Clean Ethical | General |
| Natives Instead of Common Exotics | General |
| Neutral Interstellar Composition Experiment | General |
| Network of Intelligent Camera Ecosystem | General |
| National Institute for Health & Clinical Excellence | Governmental |
| National Institute for Health and Care Excellence | Governmental |
| Namibian Institute of Culinary Education | Governmental |
| Network Interface for Cultural Exchange | Internet |
| Novell Internet Connection Expert | Jobs |
| National Intensive Care Evaluation | Medical |
| National Institute for Clinical Excellence | Medical |
| National Institute Of Clinical Examiners | Medical |
| National Institute of Clinical Excellence | Medical |
| National Institute for Health & Clinical Excellence (NICE) | Medical |
| Nationwide Instruction for Cardiovascular Education | Medical |
| National Institute for Health and Clinical Excellence (UK) | Medical |
| Neonatal Intensive Care Equipments | Medical |
| National Institute for Clinical Effectiveness | Medical |
| Needs Internet Community Etiquette | Messaging |
| Network Integrated Computing Environment | Networking |
| Nuclear Information Compendium Europe | Physics Related |
| Nassau Inter County Express | Regional |