| Abbreviation | Definition |
|---|---|
| USAB | USABancshares.Com, Incorporated (de-listed) |
| USAC | Universal Seismic Associates |
| USAC | USA Compression Partners, L.P. |
| USAD | USA Detergents, Inc. |
| USAD | USA Detergents, Incorporated (de-listed) |
| USAD | USA Detergents, Incorporated (de-listed) |
| USAI | American Energy Independence Exchange Traded Fund |
| USAI | U S A Networks, Inc. |
| USAK | U S A Truck, Inc. |
| USAK | USA Truck, Incorporated |
| USAM | U S Automotive Manufacturing, Inc. |
| USAM | United States Automotive Manufacturing, Incorporated (de-listed) |
| USAM | United States Automotive Manufacturing, Incorporated (de-listed) |
| USAP | Universal Stainless & Alloy |
| USAR | U S A Real Estate Investment Trust |
| USAT | U S A Talks.Com, Inc. |
| USAT | USA Technologies, Incorporated |
| USAV | Costplusfive.Com, Inc. |
| USAV | Costplusfive.Com, Incorporated (de-listed) |
| USAV | Costplusfive.Com, Incorporated (de-listed) |