Public Archives
Central Military Archives in Warsaw – Description of holdings at the Library of Congress plus the link to the Central Military Archive in Warsaw
Polish National Archives – Home page (in Polish)
Polish National Archives Search Engine – Home page (in Polish & English)

Church Archives
Polish Church Archive Addresses – List of addresses for the regional archives of the Polish Catholic Church
Locations of Church Archives – Page on the Poznan Church Archive site lists links to the Archdiocesan Archives in Poland (in Polish)