Data at Routingnumberoncheck.online comes from ABA.COM records not restricted by the Privacy Act and other privacy laws. The U.S. government endorses neither this website nor search results.

Routing Number Checks performs the following checks:

  • Checks the State of Issuance list to see what State the number was issued in if it was issued before June 25, 2011.
  • Checks to see if the number has been issued as of June 25, 2011, the date of the switch to Randomization.

If you are an employer looking to verify the ABA of employees, please visit this official page. Please note this can only be used for very limited purposes to verify the RNs of current employees. Keep in mind that you have to verify your ownership to check it.