Atlas Pipeline Partners, L.P. to Report Operating Results for Second Quarter 2006 and to Host Earnings Conference Call

Atlas Pipeline Partners, L.P. (NYSE: APL) announced today that it will release its second quarter 2006 results after market hours on Monday, July 31, 2006, and invites investors and other interested parties to listen to the live webcast of its quarterly conference call on Tuesday, August 1, 2006, at 9:00 a.m. Eastern Time.

This call is being webcast live and can be accessed by investors and other interested parties from the home page of the Company's website at www.atlaspipelinepartners.com. For those unavailable to listen to the live broadcast, the replay of the webcast will be available following the live call on the Atlas Pipeline Partners website and telephonically beginning at 11:00 a.m. on August 1, 2006, until midnight on September 1, 2006, by dialing 888-286-8010, passcode 80500345.

Atlas Pipeline Partners, L.P. ("APL") is active in the transmission, gathering and processing segments of the midstream natural gas industry. In the Mid-Continent region of Oklahoma, Arkansas, northern Texas and the Texas panhandle, APL owns and operates approximately 2,565 miles of intrastate gas gathering pipeline and a 565-mile interstate natural gas pipeline. APL also operates two gas processing plants and a treating facility in Velma, Elk City and Prentiss, Oklahoma where natural gas liquids and impurities are removed. In Appalachia, it owns and operates approximately 1,500 miles of natural gas gathering pipelines in western Pennsylvania, western New York and eastern Ohio. For more information, visit our website at www.atlaspipelinepartners.com or contact bbegley@atlaspipelinepartners.com.

Statements made in this release include forward-looking statements, which involve substantial risks and uncertainties. The Partnership's actual results, performance or achievements could differ materially from those expressed or implied in this release as a result of certain factors, including competition within the energy industry, climactic conditions and the price of gas in the Appalachian and Mid-Continent areas, actual versus projected volumetric production from wells connected to the Partnership's gas-gathering pipeline system, and the cost of supplies and services in the energy industry.