NexTier Bank Login, Retrieve Forgotten Password, Enrollment, Benefits, Customer SupportadminNovember 27, 2022November 27, 2022 November 27, 2022November 27, 2022 NexTier Bank: S.J Irwin, Sr. founded the bank under its original name, Citizen National Bank, in 1878 in the oil boomtown of Evansburg, Pennsylvania (now