How to Do EDDM Mailing and Reach Every Mailbox on Your Route

Jordan Kim
Jordan Kim Sustainability & Industry Editor at 4OVER4.COM

EDDM lets you mail a printed piece to every address on a postal carrier route without buying a list, renting names, or addressing a single envelope. Here is the entire process, from choosing routes on the USPS map to handing your bundles to the clerk.

EDDM mailing, short for Every Door Direct Mail, is a USPS program that delivers one printed piece to every mailbox on the carrier routes you select. You choose routes by ZIP code in the USPS EDDM tool, print a mailer that meets flat-size rules, add the EDDM indicia and a Local Postal Customer address line, band the pieces into bundles of 50 or 100 with facing slips, pay the flat per-piece postage, and drop the bundles at the delivering post office.

Printed mailers from 4OVER4 prepared for an Every Door Direct Mail campaign

Start here

The whole EDDM process in one paragraph

EDDM mailing works in seven moves. Choose a qualifying flat-size format, map the carrier routes you want on the USPS EDDM tool, design the piece with a reserved indicia zone and a generic address line, print the run, band the pieces into bundles of 50 or 100 with facing slips, complete PS Form 3587 and pay the flat per-piece postage, then deliver the bundles to the post office that serves those routes. Retail EDDM allows up to 5,000 pieces per ZIP code per day with no permit.

Letter versus flat: what makes a mailpiece EDDM eligible A to-scale plot of popular EDDM mailer sizes nested against the USPS letter maximum of 11.5 by 6.125 inches. The 9 by 12, 8.5 by 11 and 6.5 by 9 inch pieces are drawn from a shared bottom left corner inside the 15 by 12 inch outer ceiling, showing that 6.5 by 9 clears the 6.125 inch letter height line by only 0.375 inch. A side panel lists the three ways a piece becomes a flat: longer than 11.5 inches, taller than 6.125 inches, or thicker than 0.25 inches, plus the 3.5 ounce weight ceiling and the 5,000 pieces per ZIP per day Retail cap. Letter or flat: what makes a mailpiece EDDM eligible Popular EDDM sizes drawn to scale against the USPS letter maximum, 17 px per inch 0 9 11.5 15 length, inches 12 9 outer ceiling 15 x 12 in 9 × 12 in 8.5 × 11 in 6.5 × 9 in 0.375 in of clearance LETTER ZONE, NOT EDDM ELIGIBLE inside 11.5 × 6.125 × 0.25 in on every dimension, so USPS rates it as a letter and EDDM Retail turns it away 6.5 × 9 in beats the 6.125 in height line by three eighths of an inch, which is why it is the smallest popular size every size shares the same bottom left corner Beat ANY ONE limit and the piece is a flat Longer than 11.5 in of the four popular sizes only 9 × 12 clears here Taller than 6.125 in the rule every popular EDDM size is actually built on Thicker than 0.25 in a single 14pt or 16pt card never gets there on its own 0.25 in letter cap next to the 0.75 in flat cap, same scale Hard ceiling. 15 × 12 × 0.75 in and 3.5 oz. Heavy stock at 9 × 12 in is what pushes against the weight cap. Retail cap. 5,000 pieces per ZIP per day, no permit. Fits inside all three letter maximums? It mails as a letter. Most EDDM sizes clear the 6.125 in height line.

Why EDDM still beats a list for local businesses

Large format printed marketing pieces produced by 4OVER4 for local campaigns

Most small businesses stall on direct mail at the same place, which is the list. Buying names is expensive, the data goes stale within months, and half the households you paid for have already moved. EDDM removes that step entirely. You buy geography instead of people, and the carrier who already walks that street delivers your piece to every door on it.

That trade works beautifully when your customers are defined by distance rather than demographics. A pizzeria, a dentist, a lawn service, a new gym, a hardware store: all of them sell to whoever lives close enough to show up. For those businesses, saturating six carrier routes around the front door is a sharper buy than a rented list scattered across the metro. When you do need names rather than streets, our rundown of new homeowner and local mailing lists by ZIP code shows where targeted data still wins.

The other reason EDDM keeps working is unit economics. Postage is a single flat EDDM rate per piece, and printing a mailing flyer in the thousands pushes the print cost per household down to pennies. A campaign that would be unthinkable at first class rates becomes an ordinary line item in a monthly marketing budget.

What EDDM mailing actually is, in plain terms

Printed brochure and flyer formats from 4OVER4 suitable for saturation mailing

Every Door Direct Mail is a USPS saturation program. Instead of addressing individual recipients, you select entire carrier routes, and USPS delivers one copy of your piece to every residential stop on those routes. The address block on your mailer carries a generic line such as Local Postal Customer, so the same printed file serves ten thousand households.

There are two tracks. EDDM Retail is the walk-in version: no permit, no annual fee, up to 5,000 pieces per ZIP code per day, paid at the post office that delivers the routes or online through the USPS Business Customer Gateway. EDDM BMEU is the permit version: it removes the daily cap, allows piece sizes that Retail does not, and lets a mail house drop everything at a bulk mail entry unit on your behalf.

The mechanics are the same either way. Print, bundle, document, drop. What changes is volume, paperwork, and who does the driving. If you would rather skip all of it, our EDDM service handles the routes, the bundling, and the postal drop as one job.

Step one, make sure your mailpiece qualifies

Flyer printed by 4OVER4 sized to meet USPS flat requirements

EDDM pieces travel as flats, not letters, and that single rule decides your size before anything else. To be a flat, a piece has to exceed the letter maximums on at least one dimension: longer than 11.5 inches, taller than 6.125 inches, or thicker than 0.25 inches. Anything that fits comfortably inside all three limits is a letter and does not qualify for EDDM Retail.

The outer limits matter too. A piece cannot be larger than 15 inches long by 12 inches high by 0.75 inches thick, and it must weigh 3.5 ounces or less. That weight ceiling is generous for a single card but real once you get into thick stocks at 9 by 12 inches, so confirm the finished weight with your printer before committing to a run.

This is exactly why the standard EDDM card is 6.5 by 9 inches: it clears the height threshold with room to spare and still costs little to print. The full dimension table lives in our guide to popular EDDM postcard sizes and USPS mailing guidelines.

Step two, choose your carrier routes on the USPS map

Marketing pieces printed by 4OVER4 for neighborhood saturation campaigns

Open the USPS EDDM online tool and type the address people associate with your business. The map draws every carrier route around it, and clicking a route reveals what you are actually buying: total residential stops, business stops, an average household income band, and an age distribution. Selected routes stack into a cart with a running piece count and postage total.

Route selection is where campaigns are won or lost. Draw the radius around how far your customers realistically travel, not around how much of the map you can afford. A quick service restaurant lives inside a ten minute drive, a specialty clinic can pull from the whole county. Watch for barriers as well, because a highway, a river, or a rail line often marks the point where a neighborhood stops thinking of you as local.

Two practical habits pay off. First, always exclude business-only stops unless you sell to businesses, since including them raises your count without raising your response. Second, plan to mail the same routes at least three times. Saturation mail compounds, and the third drop on a familiar street almost always outperforms a first drop on a new one.

Step three, pick the size, stock and finish

Printed card stock samples showing gloss and matte finishes from 4OVER4

Four sizes cover almost every EDDM campaign. The 6.5 by 9 inch card is the workhorse and the cheapest qualifying format. The 8.5 by 11 flyer gives you room for a menu, a price list, or a full service breakdown. The 6 by 11 card reads like an oversized postcard and stands out in a stack of mail. The 9 by 12 is the loudest option and the one to reach for when the offer has to dominate the tray.

On stock, 14pt and 16pt card handle the trip without curling and feel substantial in the hand, which is what you want for anything carrying a coupon. For high volume flyers where the message matters more than the feel, 100lb gloss text keeps the run affordable and still prints rich color. Uncoated stock is worth the small premium when customers need to write on the piece, because a pen will not skate across it.

Finish is a readability decision as much as a look. Gloss makes photography pop and suits food, real estate, and retail. Matte and soft touch reduce glare and make dense copy easier to read on a kitchen counter. Our mailing flyers start at $18.94 and run through every one of these combinations, and if you want to compare formats first, see how the market lines up in best postcard printing services compared.

Step four, design the piece so USPS accepts it

Mailer layouts printed by 4OVER4 with a reserved address block area

An EDDM mailer has two jobs on one side. The address side must reserve a clean zone for the EDDM indicia, the ECRWSS endorsement, and the generic customer line, and USPS expects that zone to stay free of artwork, folds, and stray text. Put the indicia in the upper right of the address panel, give it breathing room, and never let a background image run through it.

The message side follows ordinary direct mail rules. One offer, one deadline, one action. Lead with the benefit in type large enough to read at arm's length while someone stands over a recycling bin, keep body copy short, and make the phone number or QR code impossible to miss. If you are working out how the panels should be organized, the anatomy of a postcard breaks down what belongs on each side.

On the production side, build the file at full trim size with 0.125 inch bleed, keep live text at least 0.25 inch inside the trim, and export CMYK at 300 dpi. Our EDDM guidelines for file setup and size requirements covers the specific templates, and the prepress team flags anything that would fail postal review before your job goes on press.

Step five, bundle the pieces and fill out the paperwork

Printed flyers stacked and banded for postal bundling by 4OVER4

Printed pieces cannot arrive at the post office loose. USPS wants them counted into bundles of 50 or 100, banded, and topped with a facing slip that identifies the route, the ZIP code, and the piece count in that stack. One route never mixes with another inside a bundle, and the facing slip is what tells the clerk which route each stack belongs to.

The paperwork is one form. PS Form 3587 records the total pieces, the routes, and the postage due, and you either fill it out at the counter or generate it in the online EDDM tool and print it with your route selection. Bring the form, the bundles, and payment to the post office that delivers those routes, not to whichever branch is closest to your office.

This step is where do it yourself EDDM stops feeling cheap, because counting and banding twenty thousand pieces eats a full day of somebody's labor. Handing the bundling and the drop to a printer that already does it daily usually costs less than the hours it replaces.

What EDDM mailing costs and how the price is built

Printed marketing collateral from 4OVER4 produced for high volume mailing runs

Your budget has two independent halves. Postage is a flat EDDM per-piece rate paid to USPS, identical for every qualifying piece regardless of size or stock, and it is the half you cannot negotiate. Printing is the half you control, and it moves with quantity, dimensions, paper weight, finish, and turnaround.

Quantity does the most work. The setup effort behind a print run is nearly the same at 1,000 pieces as at 10,000, so the per-piece cost falls steeply as volume rises. Going from a small test run to a full neighborhood saturation often cuts the print cost per household by more than half, which is why splitting one campaign into four dribbles is usually the most expensive way to mail.

Size and stock come next, then finish and turnaround. A 6.5 by 9 card on 14pt gloss is the cost floor, a 9 by 12 on heavy stock with soft touch is the ceiling. Our mailing flyers start at $18.94, and if you are weighing us against the usual names, see the MOO postcards alternative and the Vistaprint mailing services alternative for a like for like comparison.

How long the whole EDDM process takes

Freshly printed mailers produced in house at 4OVER4 ready for postal drop

Work backward from the date you want the piece in hands. Printing an EDDM run generally takes two to four business days once the file is approved, with heavier stocks and specialty finishes sitting at the longer end. Add shipping to you, or straight to the postal facility if the printer is handling the drop.

After acceptance, USPS moves EDDM as Marketing Mail, which is not overnight service. Plan on roughly two to five days in home once the bundles clear the counter, and expect slower movement in December and around major holidays when mail volume spikes.

The safe rule for anything dated is a two week runway from file approval to the first mailbox. That leaves room for a proof revision, a stock swap, or a postal holiday without your grand opening flyer landing the week after the grand opening.

The mistakes that sink an EDDM campaign

Finished printed mailer from 4OVER4 showing a clean address panel layout

The costly mistakes are boring ones. Designing at letter size and discovering the piece does not qualify as a flat. Burying the indicia zone under a photo. Dropping bundles at the wrong post office. Mixing two routes into one bundle. Every one of these is caught by a five minute check before the job goes to press, and every one of them costs a reprint after.

The strategic mistakes are quieter. Mailing once and calling direct mail dead is the most common, since saturation works on repetition and the second and third drops carry most of the response. Spreading a thin budget across forty routes instead of hitting eight routes four times is the runner-up. And running an offer with no deadline gives a household permission to set the piece down and forget it.

Finally, give the campaign a way to report back. A dedicated phone number, a coupon code, a landing page, or a QR code turns guesswork into a number, and that number is what tells you which routes deserve the next drop. When you want the whole thing handled end to end, the 4OVER4 EDDM service covers routes, print, bundling, and delivery in one order.

Wally explains EDDM

Buy the street, not the stranger

Wally, the 4OVER4 mascot, standing at a neighborhood map with banded bundles of mailers ready for the post office

Wally thinks of EDDM as renting a sidewalk instead of renting names. Pick the routes your customers already live on, make the offer worth keeping on the fridge, and mail those same streets three times before you judge it. The bundles and the postal form are twenty minutes of work. The routes you pick are the campaign.

Design and print EDDM mailers →

Infographic

The 7 steps of an EDDM mailing at a glance

One frame, seven steps. Keep it open while you build the job so nothing gets discovered at the post office counter.

The 7 Steps of an EDDM Mailing From qualifying format to bundles on the counter 1 Qualify The piece must mail as a flat, not a letter. 2 Map routes Select carrier routes by ZIP code. 3 Design Reserve a clean zone for the indicia. 4 Print Run the full quantity in one pass. 5 Bundle Stacks of 50 or 100 with facing slips. 6 Pay postage File PS Form 3587 with the drop. 7 Drop it off At the post office that delivers those routes. 4 We print, bundle and drop for you 4OVER4.COM

Steps one through four are print decisions and steps five through seven are postal ones. Most delays happen at the seam between them, so confirm your routes before the job goes on press.

Specs and pricing

Mailing flyer specs and live pricing

Pick the size and stock that clears the USPS flat threshold, then watch the per-piece cost drop as the quantity climbs toward a full route saturation.

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Common Questions

Common questions about EDDM mailing

What is EDDM mailing?

EDDM stands for Every Door Direct Mail, a USPS program that delivers one printed piece to every address on the carrier routes you choose. There is no mailing list, no names, and no individual addressing. You select routes by ZIP code, print a mailer that meets USPS flat-size rules, bundle the pieces with facing slips, pay postage, and drop the bundles at the post office that delivers those routes.

How do I choose the right EDDM routes?

Start from the address your customers actually drive to, then open the USPS EDDM route map and work outward. Each route shows a household count, an average household income, and an age spread. Pick routes that match how far people realistically travel for what you sell, keep the drive time short for a restaurant or salon, and stretch wider for a service like roofing or dental care where people will cross town.

What does EDDM mailing cost and how are prices set?

You pay two separate bills. Printing is priced by quantity, size, stock, and finish, and it drops sharply per piece as the run grows. Postage is a flat per-piece EDDM rate set by USPS and paid straight to the Postal Service, the same amount whether your piece is a plain flyer or a heavy gloss card, as long as it stays inside the size and weight limits.

What sizes, stocks and finishes work for EDDM mailing?

Popular EDDM sizes are 6.5 by 9, 8.5 by 11, 6 by 11, and 9 by 12 inches, all of which clear the flat threshold. Card stocks around 14pt and 16pt hold up best in a mail tray, while 100lb gloss text is the budget option for high volume. Gloss, matte, and uncoated finishes all mail fine, though uncoated is easier to write on for coupon redemption.

How long does EDDM printing and delivery take?

Printing an EDDM run at 4OVER4 typically takes two to four business days depending on stock and finish, plus transit to you or to the post office. Once the bundles are accepted, USPS treats EDDM as Marketing Mail, so plan on roughly two to five more days in home. For a dated promotion, back the drop date up by two weeks so nothing lands after the event.

Do I need a permit to do EDDM mailing?

Not for EDDM Retail. You can walk into the delivery post office with your bundles, PS Form 3587, and payment, and mail up to 5,000 pieces per ZIP code per day. A permit and an annual mailing fee only come into play with EDDM BMEU, which lifts the daily cap, allows smaller piece sizes, and lets you drop everything at a single bulk mail entry unit.

What has to be printed on an EDDM mailpiece?

Every piece needs a clear address block area carrying the EDDM indicia, the ECRWSS endorsement, and a line reading Local Postal Customer or Postal Customer instead of a name. The indicia sits in the upper right of the address side, and USPS wants that whole zone left free of art and text so the carrier can read it at a glance while walking the route.

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