Piedmont Natural Gas Invites You to Join its Annual Meeting of Shareholders and First Quarter Conference Call on the Web

CHARLOTTE, N.C., Feb. 26 /PRNewswire-FirstCall/ -- Piedmont Natural Gas invites you to join its Annual Meeting of Shareholders that will be broadcast live over the Internet on March 7, 2007 at 8:30 a.m. Eastern Time.

What: Piedmont Natural Gas Annual Meeting of Shareholders When: March 7, 2007, at 8:30 a.m. ET Where: The Investor Relations section of the Piedmont Natural Gas Website at

http://www.piedmontng.com/eprise/main/piedmontng/investorRelations/ investorRelations (Due to length of URL, please cut and paste into browser)

Then click on the featured link in the right hand column to get to Webcast How: Live over the Internet -- Simply log on to the web at the above address and go to Investor Relations, presentations Conference Call

The company expects to release its first quarter earnings before market trading hours on Wednesday, March 7, 2007. The first quarter earnings conference call is scheduled for Tuesday, March 13, 2007. The Company expects to file its first quarter 2007 Form 10-Q with the Securities and Exchange Commission no later than Monday, March 12, 2007 at 5:00 p.m. ET. You are invited to listen to the conference call that will be broadcast live over the Internet on March 13, 2007 at 2:30 p.m. Eastern time.

What: Piedmont Natural Gas First Quarter Earnings Conference Call When: Tuesday, March 13, 2007 at 2:30 p.m. ET Where: The Investor Relations section of the Piedmont Natural Gas Website at

http://www.piedmontng.com/eprise/main/piedmontng/investorRelations/ investorRelations (Due to length of URL, please cut and paste into browser)

Then click on the featured link in the right hand column to get to Conference Call. How: Live over the Internet -- Simply log on to the web at the above address and go to Investor Relations, presentations

If you are unable to participate during either of the live webcasts, replay of the webcasts will be archived on the Website http://www.piedmontng.com/.

Forward Looking Statement

This press release contains forward-looking statements. These statements are based on management's current expectations and information currently available and are believed to be reasonable and are made in good faith. However, the forward-looking statements are subject to risks and uncertainties that could cause actual results to differ materially from those projected in the statements. Factors that may make the actual results differ from anticipated results include, but are not limited to, economic conditions, competition from other providers of similar products and other uncertainties, all of which are difficult to predict and some of which are beyond our control. For these reasons, you should not rely on these forward-looking statements when making investment decisions. The words "expect," "believe," "project," "anticipate," "intend," "should," "could," "will," "assume," "can," "estimate," "forecast," "future," "indicate," "outlook," "plan," "predict," "seek," "target," "will," "would," and variations of such words and similar expressions are intended to identify forward-looking statements. Forward- looking statements are only as of the date they are made and we do not undertake any obligation to update publicly any forward-looking statement, either as a result of new information, future events or otherwise. While we believe our expectations are reasonable, our expectations are subject to future events, risks, and uncertainties, and other factors beyond our control that could cause results to differ significantly from our expectations. More information about the risks and uncertainties relating to these forward- looking statements may be found in Piedmont's filings with the SEC on Forms 10-K and Forms 10-Q, which are available on the SEC's website at http://www.sec.gov/.

About Piedmont Natural Gas

Piedmont Natural Gas is an energy services company primarily engaged in the distribution of natural gas to more than one million residential, commercial and industrial utility customers in North Carolina, South Carolina and Tennessee, including 62,000 customers served by municipalities who are wholesale customers. Our subsidiaries are invested in joint venture, energy-related businesses, including unregulated retail natural gas marketing, interstate natural gas storage and intrastate natural gas transportation. More information about Piedmont Natural Gas is available on the Internet at http://www.piedmontng.com/.