Skip to content
?What Is EDDM?

EDDM myths

Things people often believe about Every Door Direct Mail®, and what the USPS rules actually say.

Checked November 7, 2026

MythYou need a mailing list.

FactNo list at all. EDDM goes to every address on the routes you pick.

MythYou need a business permit.

FactNot for EDDM Retail. A USPS.com account is enough.

MythAny postcard size works.

FactEDDM Retail pieces must be longer than 10.5 in, taller than 6.125 in or thicker than 0.25 in. A 6 x 9 card is too small.

MythIt only goes to homes.

Fact"Postal Customer" reaches homes and businesses. Choose "Residential Customer" for homes only.

MythYou can choose which houses get it.

FactNo. Every route comes whole.

MythUndeliverable pieces come back to you.

FactNo. There's no return service. USPS disposes of them.

MythIt arrives on a set day.

FactUSPS doesn't guarantee a delivery day for advertising mail.

MythNonprofits get a discount.

FactNot through EDDM Retail. Everyone pays $0.260 a piece.

MythYou can send as many as you like at once.

FactEDDM Retail allows up to 5,000 pieces per day per ZIP Code.

Quick questions

Do I need a mailing list for EDDM?

No. EDDM goes to every address on the routes you pick.

Does any postcard work for EDDM?

No. EDDM Retail pieces must be longer than 10.5 inches, taller than 6.125 inches or thicker than 0.25 inch. A 6 x 9 card doesn't qualify.

Does EDDM only go to homes?

Only if you choose "Residential Customer". "Postal Customer" reaches homes and businesses.