There's a FB group called BGS Scanner Frequencies and although it's primarily Bowman Gray Frequencies, the group owner and other fans do a great job keeping up with lot of tracks and series' across NC/SC/VA.
Thanks for putting that lot them race multiple tracks now from langley va to Southern nationel to use be robesonvill and some of big races csn u see if u can find out frequinces I don't have fb I got rid of it while back wasn't sure if track frquincey for officals and drivers u appreciate it