are all banks part of the federal reserve system? As Fedaral reserve system is considered as the…

are all banks part of the federal reserve system? As Fedaral reserve system is considered as the…

are all banks part of the federal reserve system?
As Fedaral reserve system is considered as the leader of the banking system in U.S.A, all banks are resposible to to the Federal reserve system. But they not treated as the branch of the federal sytem