The organization's journal since 1949 is called Postal Stationery.
The Society has been active in producing postal stationery publications in the form of handbooks, catalogs and manuscripts since 1955.
It also conducts regular auctions and a sales circuit.
Members have access to over 70 years of the society's journals online, beginning with Vol.
1, May-June 1948, plus a complete hi-resolution scan of every die used in the manufacture of US stamped envelopes.