Waste Services Will Release Third Quarter Results on November 8

Date: October 19, 2006

Source: Waste Services, Inc.

Waste Services, Inc. Revises Date for Third Quarter Conference Call

Waste Services, Inc. (Nasdaq: WSII) today announced that it will now release its 2006 third quarter results after the close of markets on Wednesday, November 8, 2006 and hold a conference call on Thursday, November 9, 2006 at 8:30 a.m. (ET). A copy of the third quarter press release will be available on our website after its release. Our Chief Executive Officer, David Sutherland-Yoest, accompanied by other senior management, will discuss the company's third quarter results.

David Sutherland-Yoest, Chief Executive Officer stated: "We remain confident of our 2006 adjustment EBITDA guidance of $77.0 million to $80.0 million and look forward to discussing our third quarter results with you on November 9."

If you wish to participate in this call, please phone 866-314-5232 (US and Canada) or 617-213-8052 (International) and enter passcode number 97455344. To hear a web cast of the call over the Internet, access the Home page of the Waste Services website at www.wasteservicesinc.com. A post-view of the call will be available until November 23, 2006 by phoning 888-286-8010 (US and Canada) or 617-801-6888 (International) and entering passcode number 78340846. The web cast will also be available on the company's website.

Waste Services, Inc., a Delaware corporation, is a multi-regional integrated solid waste services company that provides collection, transfer, disposal and recycling services in the United States and Canada. The company's web site is www.wasteservicesinc.com. Information on the company's web site does not form part of this press release.

For further information: Ivan R. Cairns of Waste Services, Inc., Executive Vice- President and General Counsel, +1-905-319-1237 Web Site: www.wasteservicesinc.com.

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