Для истории, мб кому пригодится.
Техподдержка iherb ответила
We are pleased to inform you that we have received a reply from the logistics department regarding your order #9****. Unfortunately, the number IOSS has not been provided to the carrier due to technical difficulties. Please do not worry, we will take care of it in the best possible way.
To resolve the situation, we kindly ask you to pay the requested fees and provide us with a receipt for their payment. For our part, we will refund them immediately upon receipt of the receipt.