The Lehigh Valley Linux Users Group covering Easton, Allentown and Bethlehem PA as well as western NJ:
http://www.thelinuxlink.net/lvlinux/
Our meetings are held on the second Tuesday of the month at Moravian college.
The founders of the group also have a weekly (Wednesdays @ 9:00 PM EST) internet radio show:
http://thelinuxlink.net/tllts/
BB for the radio show:
http://thelinuxlink.net/forum/ - just added