Hey Phil,
I'm a little farther south of you down I-85, but you may check out the folks at Whitby Motorsports if you haven't already... they pull a group together from time to time for events, and are just nice guys there in general:
http://www.whitbymotorsports.com/UHome.asp
603 Industrial Avenue
Greensboro, NC 27406-4603
(336) 389-0904