Discovery Bay California Real Estate Contra Costa Realtor Errol Mooney. 925-381-3838 2453 Discovery Bay Blvd., Ste. 100, Discovery Bay, CA 94505 Serving Alameda, Contra Costa and San Joaquin Counties and the Cities of Discovery Bay, Brentwood, Antioch, Oakley, Byron,
Knightsen, Bethel Island, Livermore, Mountain House, Tracy, Pittsburg and Bay Point
