I found this and thought it might be helpful in identifying a station suspected to carry CBS Radio News. You con't search by frequency, rather by state.. but it's a start.
Disclaimer: I don't know how accurate/up to date the list is: http://www.cbsnews.com/stories/2010/05/25/broadcasts/main6518013.shtml?tag=cbsnewsTwoColLowerPromoArea Paul _______________________________________________ IRCA mailing list IRCA@hard-core-dx.com http://montreal.kotalampi.com/mailman/listinfo/irca Opinions expressed in messages on this mailing list are those of the original contributors and do not necessarily reflect the opinion of the IRCA, its editors, publishing staff, or officers For more information: http://www.ircaonline.org To Post a message: irca@hard-core-dx.com