v47

latestOpenAPI 3.1.0raw.githubusercontent.com2026-05-012382333.4 MB

List Routing Numbers

You can use this API to confirm if a routing number is valid, such as when a user is providing you with bank account details. Since routing numbers uniquely identify a bank, this will always return 0 or 1 entry. In Sandbox, the only valid routing number for this method is 110000000.

get/routing_numbers

Query parameters

cursorstring

Return the page of entries after this one.

limitinteger

Limit the size of the list that is returned. The default (and maximum) is 100 objects.

routing_numberstring required

Filter financial institutions by routing number.

Response

Routing Number List

next_cursorstring nullable required

A pointer to a place in the list. Pass this as the cursor parameter to retrieve the next page of results. If there are no more results, the value will be null.

Example response

{
  "data": [
    {
      "ach_transfers": "supported",
      "fednow_transfers": "supported",
      "name": "First Bank of the United States",
      "real_time_payments_transfers": "supported",
      "routing_number": "021000021",
      "type": "routing_number",
      "wire_transfers": "supported"
    }
  ],
  "next_cursor": "v57w5d"
}