Delivery firms and retailers say they're looking at alternative ways to ensure people receive online orders in time for Christmas.
Hundreds of thousands of parcels have been delayed because of damage cause to port infrastructure in Holyhead in Wales by Storm Darragh.
Authorities say it could be next week before ferry services are restored there.
However An Post says its backlog of half a million packages has been cut to just 150,000 in the past day, as hauliers find alternate routes through Pembroke, Liverpool and Stranraer.
