Columbia Banking System Announces Agreement to Sell Three Branches in Northern California to First Northern Bank

Columbia Banking System, Inc. (NASDAQ: COLB) (Columbia), the parent company of Columbia Bank, today announced that Columbia Bank has entered into a definitive purchase and assumption agreement with First Northern Bank (First Northern), a wholly-owned subsidiary of First Northern Community Bancorp (OTCQB: FNRN), to sell three branches in Northern California.