sort by Rank | Alpha
| Possible Meanings | Rank |
| Collaborative Networked Organizations | **** |
| Constructora Norberto Odebrecht | **** |
| Centrum Nascholing Onderwijs | **** |
| Chief Networking Officer | **** |
| Centre for National Operations | **** |
| Carbon Nitrogen Oxygen | **** |
| Computer Network Operations | *** |
| Corporate Network Operations | *** |
| Corcoran Neighborhood Organization | *** |
| Cisco Networked Office | *** |
| Chief Nursing Officers | *** |
| Construtora Norberto Odebrecht | *** |
| Carbon Nitrogen and Oxygen | *** |
| Chiefs of Naval Operations | *** |
| Chief Network Officer | *** |
| Center for National Operations | *** |
| Consorzio Nazionale Olivicoltori | *** |
| Casualty Notification Officer | *** |
| Contactorgaan Nederlandse Orkesten | *** |
| chemolithoautotrophic nitrite oxidizers | ** |
| chief nurse officer | ** |
| cocaine N-oxide | ** |
| cotinine-N-oxide | ** |
| Centres New Opportunities | ** |
| Chief Naval Operations | ** |
| Comit National Olympique | ** |
| Conference in New Orleans | ** |
| Clozapine N Oxide | ** |
| Cisco Network Office | ** |
| Cayman National Orchestra | ** |
| Council of Observers | ** |
| City Nutrition Office | ** |
| chronic nonobstructive bronchitis | ** |
| Commander Naval Oceanography | ** |
| clinically positive nodes | ** |
| Canadian National Organization | ** |
| Concerning Not Only | ** |
| Caribbean Nurses Organization | ** |
| Charm Night Out | ** |
| Canadian Northern Ontario | ** |
| Center for Networked | ** |
| CMO the Network | ** |
| Computational Nano Optics | ** |
| Cherokee News2001 Oct2001 | ** |
| Center for National Operation | * |
| Coordinating National Office | * |
| community nursing organizations | * |
| Chin National Organization | * |
| Commander Naval Operations | * |
| Chief Nogada Officer | * |
| Chief Nuclear Officers | * |
| Carbon Nitrogen Oxide | * |
| Compliance Notice Order | * |
| Carnival New Orleans | * |
| Carterville Number One | * |
| Center NAVSAFECEN Originator | * |
| Christy Number One | * |
| Citizen of New Orleans | * |
| City of New Orleans | * |
| Clearwater Nonprofit Organization | * |
| Collins Noble Ollins | * |
| Colonial Newsletter Online | * |
| Colorado Net One | * |
| Comite Nacional de Oceanologia | * |
| Consolidated Network Operations | * |
| Crown Number One | * |
| Cybermart Newspapers Online | * |
| Cycle News Online | * |