WHAT DOES "PACKAGE ARRIVED AT CARRIER FACILITY MEAN EXACTLY"? (Amazon)

Solution
This will most likely mean it has arrived at the 'hub'. The parcels and packages arrive there to be split up into areas and rounds, then get loaded onto vehicles and delivered to their final destination. Some 'hubs' allow members of the public to collect their consignment from there.
This will most likely mean it has arrived at the 'hub'. The parcels and packages arrive there to be split up into areas and rounds, then get loaded onto vehicles and delivered to their final destination. Some 'hubs' allow members of the public to collect their consignment from there.
 
Solution
whats a hub