Union Bank of California
1555 Mt. Diablo Blvd.
Walnut Creek, CA 94596
(925) 945-0470
(925) 945-0109 (fax)
More than 130 years ago, our founders had a vision of offering comprehensive financial solutions to individuals and businesses. Today, Union Bank of California honors that history with a commitment to superior service for our customers, employees, shareholders, and the communities we serve.