Browse nearly 10 million vintage postcards as well as books and supplies.
With our extensive knowledge and inventory of nearly 10 million cards, let us help you find the perfect addition.
Looking for rare or collector postcards?

Contact us today and tell us what you are looking for. 


Mary L. Martin Postcards, in Perryville, Maryland is the world's largest postcard shop!

Mary L. Martin Postcards now has online sales and specializes in:

  • Antique Postcards
  • Collectible Postcards
  • Postcard Supplies
  • Postcard Books
  • Bulk Case Lots

Mary L. Martin has been able to help postcard collectors throughout the world personalize their own collections with the perfect postcard additions.

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230 North Washington Street Havre de Grace MD 21078 Phone 410-939-0999 Mailing address 4899 Pulaski Highway, P.O. Box 787 Perryville MD 21903
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