Today is Free Shipping Day on over 1,600 online stores. There are though exclusions and minimum orders depending on the store.
The Holiday Shopping season is in its last stretch. Especially for online shops the Holiday shopping season will end with the effect of Christmas shipping cut off times. Amazon's Free Shipping will end on Tuesday December 18th. Amazon offers shipping options until Saturday December 22nd for gifters who like to cut it very close.
There are over 1,600 stores offering free shipping. The list can be found on FreeShippingDay.