Bank Trust account and SS number? DWQA Questions › Bank Trust account and SS number? 0 Vote Up Vote Down kevinb asked 7 years ago Open a trust checking account with Wells Fargo. I used my EIN, but I had an account with them about 12 years ago and they still had my SS# on file. Can this cause any problems fo me or the trust? Please login or Register to submit your answer Email Address Password Remember Me