David's Bridal
Details: $20 off bridesmaid dresses
weddingshop.theknot.com
Details: Save 15% Off Your Entire Purchase Sitewide Including Apparel, Favors, Invitations & More.
Little Things Wedding Favors
Details: Take 10%. I dont know if there is a minimum amount required.
Simpy Wedding Stuff
Details: $5.00 off order never expires! For any big dot of happiness site!
Mi Bride and Groom Australia
Details: Get 10% off on your order.