Is there any way to use a hook to call/display the billing details on order review.
You will replace in your existing code the following block: add_action( ' woocommerce_checkout_order_review' ...
coupon form before checkout form ( woocommerce_checkout_coupon_form ); order review table to the order review section ( ...
The order review table template is included usign this hook.
Add a new field to the checkout; Add that new field to the order.
I would not recommend removing any action hooks, or editing the markup
You can use these checkout hooks to edit notes, add some content before the billing fields, before order review or after the checkout form, apply ...
WooCommerce Code Reference
@package WooCommerce/Templates. * @ version