http://www.nobleworkscards.com
2. American Greetings
http://www.americangreetings.com
3. Hallmark
http://www.hallmark.com
4. CardsDirect
http://www.cardsdirect.com
5. CardStore
http://www.cardstore.com
6. tinyprints
http://www.tinyprints.com/
7. Greeting Card Universe
http://www.greetingcarduniverse.com/
8. Simply Sign It
http://www.simplysignit.com
9. papercards.com
http://www.papercards.com
10. Snafu Cards
http://www.snafucards.com