MERRILLVILLE, Ind., April 17, 2012 /PRNewswire/ -- NiSource Inc. (NYSE: NI) today announced the company will host an analyst conference call at 9 a.m. ET ( 8 a.m. CT) on Tuesday, May 1, 2012, to review its first quarter 2012 financial results and to provide a general business update. NiSource will release its first quarter earnings before U.S. financial markets open on May 1. All interested parties may listen to the conference call live on May 1, by logging onto the NiSource website at www.nisource.com. A link on the home page will provide access to the audio webcast. A replay of the call will be available beginning by 11:00 a.m. ET on May 1, through May 8. To access the recording, call 1-888-286-8010 and enter pass code 91291947. For international participants to hear the replay, please dial 1-617-801-6888 and enter the same pass code as above, 91291947. A recording of the call also will be archived on the NiSource website. About NiSource NiSource Inc. (NYSE: NI), based in Merrillville, Ind., is a Fortune 500 company engaged in natural gas transmission, storage and distribution, as well as electric generation, transmission and distribution. NiSource operating companies deliver energy to 3.8 million customers located within the high-demand energy corridor stretching from the Gulf Coast through the Midwest to New England. Information about NiSource and its subsidiaries is available via the Internet at www.nisource.com. NI-F SOURCE NiSource Inc.