Members 1st routing number, a fundamental element of banking transactions, identifies a specific financial institution and facilitates the transfer of funds. For instance, the routing number for Members 1st Federal Credit Union is 251277392.
Using a routing number enables secure and efficient electronic payments, including direct deposits, bill payments, and wire transfers. Its historical significance lies in the development of the Automated Clearing House (ACH) network, which revolutionized the speed and convenience of financial transactions.