http://www.4icards.com/

http://www.123greetings.com/

http://www.fun-e-cards.com/

http://www.gogocards.com/

http://www.egreetings.com/

http://www.gcards.com/

http://www.e-cards.com/

http://www.efun.com/

http://store.yahoo.com/laughstore/