It seems Google Radio Ads are available for everyone: Special Offer: Earn $400 towards your first radio campaign. Offer expires June 30, 2007. Radio advertising is a cost-effective way to convey your message. Share your message with millions of potential customers. Run your ads on AM and FM stations across the entire U.S. by targeting specific cities, times of day, and radio station formats. Set your own budget and decide when and where you'd like your ads to air. Let the games begin.
interesting, but not new.. they started this up a month or two ago.. only problem is you have to pay for the production of the actual radio-spot, which can be kinda pricey..
But is there any use for the ordinary webmasters like me with the small blogs and site like ,bolygossips...