http://www.hallmark.com
2. American Greetings
http://www.americangreetings.com
3. Snafu Cards
http://www.snafucards.com
4. CardsDirect
http://www.cardsdirect.com
5. CardStore
http://www.cardstore.com
6. cardSupply.com
http://www.cardsupply.com
7. Cardworks
http://www.cardworksonline.com
8. Simply Sign It
http://www.simplysignit.com
9. Gulliver Greetings
http://www.gullivergreetings.com
10. papercards.com
http://www.papercards.com