USBI
| Acronym | Definition |
|---|---|
| USBI | United Security Bancshares, Inc. |
| USBI | United Safe Boating Institute (est. 1986; Raleigh, NC) |
| USBI | United States Bancorp Investments, Inc. (Minneapolis, MN) |
| USBI | United Space Boosters Inc. |
| USBI | University of Stellenbosch Bellville Park Campus Information Centre (South Africa) |
| USBI | US Billing Inc. |