The Paper Cottage has a wonderful selection of personalized & monogrammed stationery. They feature party invitations, folded notes, flat notes, enclosure cards, notepads from leading stationery lines including Whitney English, Boatman Geller, The Paper Menu, Kelly Hughes Designs, Sweet Pea Designs and more.
I just purchased beautiful Lilly Pulitzer invitations from The Paper Cottage and could not have been more pleased. The customer service is fantastic-great follow up. Highly recommend them!
Check it out: http://www.papercottage.net/lilly-pulitzer-invitations.html