DIY Bride

I’ve compiled a list of resources for purchasing (and sharing ideas) for making your own invitations. There is a wide range of styles and price ranges in this group.
Invite Site - http://www.invitesite.com/

LCI Paper - http://www.lcipaper.com/

Impress - http://www.impressinprint.com/items.aspx?R=R&txtSearch=wedding

Grafcomm - http://www.formal-invitations.com/

Polka Dot Design - http://www.polkadotdesign.com/

Chic Weddings - http://www.chicweddings.com/chicweddings/invitations—stationary-imprintable-invites.html

Traylor Papers - http://www.traylorpapers.com/inex.html

Michelle Bukuts -http://www.michellebukuts.com/doityourselfinvitations.html

Invitation Shoppe - http://www.invitationshoppe.com/

Western Winds Studios - http://www.westernwindsstudio.com/

Creative Designs - http://www.creativedesignsol.com/stationary/

Paper Source - www.paper-source.com/

CJ - Paper - http://www.cjpaper.com/products.html

Printed Expressions - http://www.printedexpressions.com/store/customer/home.php?cat=267

Desktop Supplies - http://www.desktopsupplies.com/florpapclich.html

Marco Paper - http://marcopaper.com/

Creative Papers Online - http://handmade-paper.us/

Paper & More - http://www.paperandmore.com/

Colors By Design - http://www.colorsbydesign.com/

Katushka - http://www.katushka.com/

Classic Communications - http://www.classiccommunication.com/

Celebrations Galore - http://www.celebrations-galore.com/

Laura Paladino - http://laurapaladino.com/

Expect Discounts - http://expectdiscounts.com/greetingcards.html

My Expression - http://www.myexpression.com/invitations.cfm

An Invitation to Remember - http://www.aninvitationtoremember.com/

Gaddis Design (Blank Stationery) - http://www.gaddisdesign.com/Diybride.com also has a few invitation projects you may want to check out.