Knight Transportation Announces Opening of Minneapolis Operating Center

PHOENIX--(BUSINESS WIRE)--March 30, 2006--Knight Transportation Inc. (NYSE: KNX) announced the official opening of its 22nd dry van operations center in Minneapolis. The addition of the Minneapolis center increases our network total to 28 service centers. Our service center network is comprised of 22 providing dry van services, three providing refrigerated services, and three providing brokerage services. Chairman and CEO Kevin Knight had the following comments:

"We are excited about the opening of our 4th service center this year. Minneapolis is our 2nd dry van service center opened this year. We believe we have an excellent team in place to implement our startup of this market, and we look forward to providing exceptional service to our customers and creating quality driving jobs as we strengthen our presence in this region."

This press release contains forward-looking statements that involve risks, assumptions and uncertainties that are difficult to predict. Statements that constitute forward-looking statements are usually identified by words such as "anticipates," "believes," "estimates," "projects," "expects," "plans," "intends," or similar expressions. These statements are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Such statements are based upon the current beliefs and expectations of our management and are subject to significant risks and uncertainties. The following factors, among others, could cause actual results to differ materially from those in forward-looking statements: the risks inherent in entering a new regional market, including but not limited to unfamiliarity with pricing and operational issues; the risk that customer relationships may be difficult to obtain or that we may have to reduce rates to gain customer relationships in the new region; and the risks and uncertainties identified from time-to-time in our filings with the Securities and Exchange Commission.