SAN ANTONIO, TEXAS – August 22, 2006 – Pioneer Drilling Company (AMEX:PDC)www.pioneerdrlg.com. announced today that the Company will be presenting at the Lehman Brothers CEO Energy/Power Conference to be held at the Waldorf Astoria in New York City September 5 - 7, 2006. Stacy Locke, Pioneer Drilling’s President and Chief Executive Officer, is scheduled to present on Thursday, September 7, 2006, at 2:25 p.m. eastern time.

Pioneer Drilling is also scheduled to present to the Raymond James European Investors U.S. Equity Growth Conference in London, England on Thursday, September 14, 2006 at 11:00 a.m. UK time, (6:00 a.m. eastern time). Both presentations will be broadcast live over the Internet and the webcast link can be accessed live and for replay by visiting the Company’s website at

Pioneer Drilling provides land contract drilling services to independent and major oil and gas operators drilling wells in Texas, Louisiana, Oklahoma and in the Rocky Mountain region. Its fleet consists of 59 land drilling rigs that drill in depth ranges between 6,000 and 18,000 feet.