sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| University College Northampton | **** |
| University of California | *** |
| united cherokee nation | *** |
| Ultra cold neutrons | *** |
| Union Civica Nacional | *** |
| Ubiquitous Computing and Network | *** |
| Ultimate Carp Nutrition | *** |
| United Carrier Networks | *** |
| Universalist Church of Norfolk | *** |
| Ultra Centrifuge Nederland | *** |
| Urgent Care Niagara | *** |
| United Changes Name | *** |
| Union for Conservation of Nature | *** |
| Unión Cívica Nacional | *** |
| unilateral carotid neurotomy | ** |
| Universal City Nissan | ** |
| Universal Character Names | ** |
| Universal Communication Network | ** |
| Uniform Code Number | ** |
| Union del Centro Nacional | ** |
| United Council of Nations | ** |
| Universal Control Network | ** |
| Unique Common Name | ** |
| Urban Climate Network | ** |
| Union for the Conservation of Nature | ** |
| Unit for Cognitive Neuroscience | ** |
| Ukraine Consulting Network | ** |
| Ukrainian Consulting Network | ** |
| Uniform Control Number | ** |
| University Computer Network | ** |
| United Cable Network | ** |
| Urgent Change Notice | ** |
| United Caprine News | ** |
| University College Newark | ** |
| Uses the Cold Neutron | * |
| Unitarian Church North | * |
| Upgraded Communication Navigation | * |
| United Cyber Nations | * |
| Utah Clubhouse Network | * |
| Utility Compliance Network | * |
| Unicorn Contract Specification | * |
| Unfinished Commercial Nuclear | * |
| University of Connecticut Neuroscience | * |