| University of Southern Alabama | Academic & Science |
| University of South Alabama | Academic & Science |
| University of St Augustine | Academic & Science |
| University of South Asia | Academic & Science |
| Université Sainte-Anne | Academic & Science |
| Unionville-Sebewaing Area | Academic & Science |
| United Students for Abstinence | Academic & Science |
| United Scenic Artists | Associations & Organizations |
| United Seniors Association | Associations & Organizations |
| Uraniumsa Ltd | Business |
| Liberty All Star Equity Fund | Business |
| Understand Simplify Automate | Business |
| United Student Aid | Business |
| Ultimate Suspense And Action | Business |
| Universal Standard Assurance | Business |
| Underground Service Atlas | Business |
| United Spinal Association | Community |
| United Smokers Association | Community |
| United Self Assistance | Community |
| Usb Serial Adapter | Computing |
| Unified Shader Architecture | Computing |
| Unix Systems Administration | Computing |
| Undedicated Switch Access | Computing |
| United Software Association | Computing |
| United States of America | Country ISO Code |
| The United States of America | Country Name |
| Unable to Solve Addition | General |
| Under Skirt Adventures | General |
| Ultimate Star Ajithkumar | General |
| United Selfish of America | General |
| Underused Stupid Abbreviation | General |
| United Scams of America | General |
| Underground Sewer Adapter | General |
| The United States Of Asia | General |
| Utterly Savage Anarchy | General |
| United States of Adultery | General |
| Universal Surveillance for All | General |
| United for Size Advocacy | General |
| Ubanity Sagacity And Ardency | General |
| United States of Awesome | General |
| Ugly Sadism Advocate's | General |
| United States of Aids | General |
| United States of A**holes | General |
| United Stans of Ariana | General |
| Under Saudi Arabia | General |
| U'll Save Alot | General |
| United Stockgrowers of America | General |
| Undefeated Southern Army | General |
| United States of Aggression | General |
| Unlimited Supply of Arrogance | General |
| Under Skirt Area | General |
| United States Attorney | Governmental |
| Union of South Africa | Governmental |
| Uniform Securities Act | Governmental |
| Udos Standard Ausreden | International |
| United States of America (Amerika Birlesik Devletleri) | International |
| User Support Analyst | Jobs |
| Uneven Surface Argument | Maths |
| Abdominal Ultrasound | Medical |
| Uneeded and Serious Adiction | Medical |
| Ultimate Soviet Anihiliation | Military and Defence |
| Under Secretary of The Army | Military and Defence |
| United States Army | Military and Defence |
| Unicast Source Address | Networking |
| United States of Asia | Regional |
| United Supermarkets Arena | Regional |
| United Space Alliance | Space Science |
| Upper Stage Adapter | Space Science |
| Ultra Simplified Acquisition | Space Science |
| United Soccer Association | Sports & Games |
| Unlimited Savings Allowance | Stock Exchange |
| Underground Service Alert | Telecommunication |
| Concord-Padgett Regional Airport | Transport & Travel |
