Here are the YTCA breeders in CA
Yorkshire Terrier Club of America. I don't know if any are near you- I'm in FL and not great with CA geography. If nothing else, it's a great site to browse to learn more about yorkies and what to look for in a breeder.
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"If you have men who will exclude any of God’s creatures from the shelter of compassion and pity, you will have men who will deal likewise with their fellow men." — St. Francis of Assisi, 1181-1226