• Pieces not eligible as an EDDM flat are parcels.
• Must be rectangular (for EDDM flats, a square is
considered rectangular).
• Tabs are not required for EDDM mail as this mail
does not go through USPS sorting equipment.
• The maximum weight for a Marketing Mail EDDM
flat is 15.999 oz.
• The maximum weight for a Marketing Mail EDDM
government letter is 4 oz.
• Only agencies of the federal, state, county, or
municipal government may use a Simplified
address on letter-size mailings. See (Postcard/
Letter on previous page for dimensions).
EVERY DOOR DIRECT MAILING (EDDM)
Spine or final fold
edge, if not in
an envelope or
polywrap
The address must be placed
within the top half of the
mailpiece and can appear
on either the front or back—
just not upside down.
Front or Back of
Piece
Front or Back of
Piece
8"
8"
Mr. John Sample
90 Oak St.
Anytown, WA 54321-4002
Mr. John Sample
90 Oak St.
Anytown, WA 54321-4002
Mr. John Sample
90 Oak St.
Anytown, WA 54321-4002
Address can
read right or
left and must be
within top half of
mailpiece
ADDRESSING FLATS
1 EDDM Flats exceed at least one of
these dimensions. Minimum thickness
is .007” and minimum height is 3 1/2”.
This means you can mail a piece that is
a 10 3/4” x 3 1/2” postcard that is .007”.
Minimum1
Maximum
Length
10 1/2"
15"
Height
6 1/8"
12"
Thickness
1/4"
3/4"