Directions to Bill Gaines Audio, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Arts, Culture & Entertainment >> Sound & Music Systems Bill Gaines Audio, Inc. 840-A Capitolio Wy.San Luis Obispo, CA 93401 | map (805) 545-8366 | fax: (805) 545-8003 Visit Site Get directions to: Bill Gaines Audio, Inc. (BGA), 840-A Capitolio Wy., San Luis Obispo CA Get directions from: Click to Print This Page If your business isn't here, contact us today to get listed!