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What is an ACH routing number?

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As Director of Global Payment Partnerships at GoCardless, Paul and his team manage global relationships with the organisations that make payments work. His expertise was instrumental in building GoCardless' ACH payment product, enabling the company to enter the North American market successfully. Paul sits on the UK Finance Working Group on Open Banking and holds the Chartered Banker, MCIBS qualification. The Chartered Banker Diploma is the highest level qualification awarded by the Chartered Banker Institute, recognised and supported by major financial services organisations across the globe. ConnectSee full bio

Last editedJul 20221 min read

An ACH routing number is a 9-digit, unique numeric ID assigned to each banking institution in the US. It’s needed for banks to identify where payments should be taken from and sent to. The routing number is used in conjunction with an account number to send or receive an ACH payment.