Boardwalk to Release First Quarter 2008 Results on April 28.

HOUSTON -- Boardwalk Pipeline Partners, LP (NYSE:BWP) will report its first quarter 2008 earnings on Monday, April 28, 2008. A conference call for analysts and investors will begin at 9:00 a.m. Eastern Time and will be hosted by Boardwalk's Chief Executive Officer Rolf Gafvert and Chief Financial Officer Jamie Buskill. Boardwalk will issue its earnings news release on April 28 before the market opens.

The news release and a live webcast will be available online at the Boardwalk website (www.bwpmlp.com). Please go to the website at least 10 minutes before the event begins to register and to download and install any necessary audio software. Those interested in participating in the question and answer session of the conference call should dial [phone] for callers in the U.S. or [phone] for callers outside the U.S. The PIN number to access the call is 97849708. Following the call, an online replay will be available on Boardwalk's website.

Boardwalk Pipeline Partners, LP is a master limited partnership engaged through its subsidiaries, Gulf South Pipeline Company, LP and Texas Gas Transmission, LLC, in the interstate transportation and storage of natural gas. Boardwalk's two interstate natural gas pipeline systems have approximately 13,550 miles of pipeline and underground storage fields with aggregate working gas capacity of approximately 155 Bcf.