Can I use the IBUSOPT destination for my options orders?

U.S. banks do not use IBAN numbers. U.S. banks use ABA routing numbers for domestic transfers and SWIFT codes for transfers outside of the U.S.  

If you are transferring USD from a firm outside of the U.S., please advise that firm that IBKR's receiving bank account for USD is located in the U.S…

IBKR clients can add liquidity and interact with our retail order flow by direct-routing their US equity and index options orders to the IBUSOPT destination. Orders routed to IBUSOPT will be held at this liquidity-providing destination, and will be eligible to participate in an exchange auction to potentially fill against other SMART-routed marketable orders from IBKR clients…

To route a US equity or index options order to IBUSOPT from Mosaic, set up the order in the Order Entry panel and open the "advanced" panel to select a new destination. Once you have selected IBUSOPT as the destination, available order types will be shown in the dropdown. Choose from a…

IBKR Lite clients will not be able to select SMART routing for orders in US stocks outside of the Overnight; such orders will be routed through Lite where possible.

For all other orders entered by an IBKR Lite client SMART will need to be selected when available since direct routing of an order is not supported…