Below are some links to information about postcard collecting generally, including tips for dating postcards and links to websites that sell postcards. Please note that the online sales sites listed below are not owned, endorsed or monitored by the TPC!
General Information about Postcards
About Postcards – A great source of information on the history of English postcards, including a useful glossary
Metropolitan Postcard Club of NYC – Featuring an extensive glossary of postcard “lingo” and histories of all things postcard.
Smithsonian Institution Archives – Another good general history source.
Postcardy.com – Some great magazine articles on postcards from the “Golden Age” and more.
The Postcard Album – Broad information source with an emphasis on early printers and publishers.
Emotionscards – Postcards in the context of early greeting cards (scroll to the “Greeting Card Museum” then the “History gallery” at the bottom of the next page).
Collectors Weekly – A general discussion on vintage postcards with many examples.
How to …
Grade Your Postcards
Date Your Postcards from the look and reverse side markings (USA oriented but relevant to Canadian postcards also)
Date Your Real Photo Postcards by Stamp Box Type
Date Your Real Photo Postcards by Back Type
Cherryland Postcard Auctions – a well-known U.S. postcard dealer
Delcampe Auctions – a European-based alternative to eBay with excellent content, including Canadian cards and some Canadian dealers
eBay.ca – eBay’s “.ca” reports in $ Canadian and has listings from around the world
eBay.com – can also be used from Canada
Hippostcard.com – a new site in 2016-17 (the former Bidstart)
$1.00 postcards! – at erniesdollarsale.com (if you put in the effort you may come away with some interesting and reasonably-priced finds!)
Mary Martin Postcards & Supplies – a longstanding U.S. postcard dealer
Playle’s Online Auctions – postcards and supplies
IFPD Dealer List – for the U.S. and other countries