2009-10-28 15:18:02 -

Atlas Pipeline Partners, L.P. (NYSE:APL) and Atlas Pipeline Holdings, L.P. (NYSE:AHD) announced today that they will release their third quarter 2009 results after market hours on Tuesday, November 3, 2009, and invites investors and other interested parties to listen to the live webcast of Atlas Pipeline Partners, L.P.’s quarterly conference call on Wednesday, November 4, 2009, at 9:00 a.m. Eastern

Time.

This call is being webcast live and can be accessed by investors and other interested parties in the Investor Relations section of Atlas Pipeline’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 12:00 p.m. on November 4, 2009 by dialing 888-286-8010, passcode 60143730.


Atlas Pipeline Partners, L.P. is active in the transmission, gathering and processing segments of the midstream natural gas industry.

In the Mid-Continent region of Oklahoma, Arkansas, southern Kansas, northern and western Texas and the Texas panhandle, APL owns and operates eight active gas processing plants and a treating facility, as well as approximately 7,900 miles of active intrastate gas gathering pipeline. In Appalachia, APL is a 49% joint venture partner with Williams in Laurel Mountain Midstream, LLC, which manages the natural gas gathering system in that region, namely from the Marcellus Shale in southwestern Pennsylvania. For more information, visit the Partnership’s website at www.atlaspipelinepartners.com : or contact investorrelations@atlaspipelinepartners.com : mailto:investorrelations@atlaspipelinepartners.com .


Atlas Pipeline Holdings, L.P. is a limited partnership which owns and operates the general partner of Atlas Pipeline Partners, L.P., through which it owns a 2% general partner interest, all the incentive distribution rights, approximately 5.8 million common units and 15,000 preferred Class B units of Atlas Pipeline Partners.

Atlas Pipeline Partners, L.P.Brian BegleyInvestor

Relations877-280-2857215-553-8455 (facsimile)