| Abbreviation | Definition |
|---|---|
| USMT | United States Machine Tools Corporation |
| USMTC | United States Machine Tools Corporation |
| USMW | United States Masonic Webmasters |
| USMW | United States Microwave, Inc. |
| USNBO | United States National Bank of Oregon |
| USNBO | United States National Bankof Oregon |
| USNC | United States Noodle Company |
| USNM | U S NeuroMonitoring, Inc. |
| USNP | United States Newspaper Program |
| USNS | U S iNet Solutions |
| USNV | United States Night Vision |
| USNX | U.S. NetworX |
| USPA | United States Property & Appraisal |
| USPCC | United States Playing Card Company |
| USPCI | United States Pollution Control, Incorporated |
| USPE | United States Purchasing Exchange |
| USPE | Utility Systems Process Engineering |
| USPI | Unione Stampa Periodica Italiana |
| USPI | Unique Sponsorship & Promotions International |
| USPI | United Surgical Partners International |