Sites about postcard collecting, exchanging and trading. Postcards are picture postcards sent in the regular mail, not the cards sent in email on the Internet. Included in this category is information about the acquisition, display, identification, and conservation of these collections.
Acceptable sites should contain original content pertaining to the acquisition, display, identification, and conservation of "Postcards" that would be useful or of interest to collectors. For quick review please search through the subcategories to find the correct placement of the site.