Pre Addressed Envelopes
Hand Printed Envelopes by inkybug on Etsy | I like this idea for every day letter mailings too
Wedding Invitation Calligraphy. "Splendid Blend" style on Kraft Paper Envelope www.bigflourish.com
Very cute way to address letters... don't believe in Mrs. [insert husbands full name] though
Custom Wedding Envelopes- Lettering/Modern Calligraphy. $1.75, via Etsy.
handwritten envelope addressing
Stamp EDIT: Includes *correct* link to the stamp product
Hand lettering, addressing envelope
Pure White envelope with burgundy watercolor calligraphy name(s) and hand lettered address. Each envelope is hand painted with your guests name.
Letter-girl hand-lettered address stamp on Etsy