JPMorgan Chase Credit Card Complaint

JPMorgan Chase Credit card department,

Credit determination California

I 've been blacklisted with Chase for no reason. Now, when I apply for credit, I get automatically denied. I have no recourse as to how I can rectify this with them. I feel this is discrimination as I did nothing wrong. I was never late on any payments. I always paid my cards on time. I was approved for every card that was issued to me. Then one day they closed all my accounts and have blacklisted me since. There was no reason given.