Nashville, Tenn., March 9, 2015 â" EFT Source, a CPI Card Group company, announced today that First Community Bank, based in Corpus Christi, Texas with more than $377 million in assets, has implemented its patented, instant issuance solution, Card@Once®, across its entire branch network. EFT Source is a provider of turnkey card programs and personalization services for ATM and debit cards to financial institutions.