WXPN 88.5 FM is the nationally recognized leader in Triple A music and the premier guide for discovering new and significant artists in rock, blues, roots, and folk. The non-commercial, member-supported radio service of the University of Pennsylvania, produces World Cafe®, public radio’s most popular program of popular music hosted by David Dye and syndicated by National Public Radio. And the Peabody Award winning Kids Corner hosted by Kathy O’Connell. WXPN serves the greater Philadelphia area at 88.5 FM, the Lehigh Valley at 104.9, Worton/Baltimore at 90.5 FM, Harrisburg at 88.1 FM, and the world via online streaming at XPN.org.

XPoNential Music On Demand is a separately branded and media-rich music Web site for music fans around the world. XPoNential Music On Demand offers an awesome selection of music podcasts, streaming audio (3 Music Streams), recorded live concerts, and archived produced shows.

Y-Rock On XPN
YRockOnXPN.org is a 24x7 online radio station spinning alternative rock music. Known formerly as Y100Rocks.com, the 24x7 online radio station that launched 17 months ago following the February 25, 2005 departure of WPLY 100.3 FM – Y100 – from the radio dial.

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