Beyond museums, tourist sites, and the like, here are some places I've discovered to purchase postcards. If you know of sources I've omitted, please let me know!
- Art Unlimited
- BidStart
- Buy Olympia
- Cafe Press
- Cardcetera
- Card Cow Vintage Postcards (Vintage)
- Donnelly-Colt
- Ebay (My Store)
- Etsy (search Vintage)
- FairMail
- The Film Store
- Kittiwake Card Company (Boston)
- Mary L. Martin Postcards
- Left Eye Productions
- Movie Posters
- National Portrait Gallery (London)
- Old Postcards (Vintage Postcards for Collectors)
- Pendor Natural Color
- Playle's Online Auctions
- Pomegranate
- Postcard Gallery (Vintage)
- Postcard Locker
- Postcard Ranch (Vintage)
- Postcard Souvenirs
- The Postcard Stop
- Quantity Postcards
- Ranger Doug
- Syracuse Cultural Workers
- US Town Views (Vintage)
- VisionWorks
- Zazzle
