UCO Bank, formerly United Commercial Bank, established in 1943 in Kolkata, is a major government-owned commercial bank of India. During FY 2013-14, its total business was ? 4.55 lakh crore. Based on 2014 data, it is ranked 1860 onForbes Global 2000 List. UCO Bank was ranked 294th among India's most trusted brands according to the Brand Trust Report2014, a study conducted by Trust Research Advisory. It was a rise of 796 ranks considering it was listed at the 1090th position among India's most trusted brands in the Brand trust Report 2013. As of 6 January 2013 the bank had 4,000 service units 44 zonal offices spread all over India. It also has two overseas branches, on each in Singapore and Hong Kong. UCO Bank's headquarters is on BTM Sarani, Kolkata.