The Most Refreshing Station on the Radio Welcome! You've come to your favorite radio station—The SPA! A proud member of the Astor Broadcast Group, The SPA broadcasts on AM 1510 KSPA in Orange County, California and the Inland Empire, and on AM 1450 KFSD in San Diego's North County. Of course, you can hear The SPA anywhere in the world, by clicking on our Listen Live link or on the image below. The SPA is no "Johnny-come-lately" to the adult standards format. We've been broadcasting this great music, in one form or another, for many years. Our philosophy is to ...