Postcard & Mailer Guides

Setting Up a Postcard for Mailing

To set up a postcard for mailing, choose one of the mailing sizes, print the offer side in full color, and lay out the back by the addressing rules before you upload. Direct Mail Postcards come in nine sizes from 4 x 6 to 6 x 11 inches on 14pt or 16pt gloss, matte/silk or UV-front stock, from 500 for $89.68 with a 4 business day turnaround, and 4OVER4.COM is CASS certified for direct mail. The back layout is covered in how to address a postcard.

Latest Postcard Mailer Guides

All Postcard Mailer Guides

How to Create Newsletters for Direct Mail

How to Create Newsletters for Direct Mail

Plan, design and print a direct mail newsletter that lands in the mailbox and gets read, with sizes, stocks, costs and mailing options from 4OVER4.COM.

Nadia Petrov
A Guide to Pairing Postcards and Envelope Sizes

A Guide to Pairing Postcards and Envelope Sizes

Pair every standard postcard size with the right envelope, with A2, A6, A7 and A9 matches, the USPS size rules and a clear postcard to envelope chart.

Nadia Petrov
Postcards vs Greeting Cards, Which Should You Print?

Postcards vs Greeting Cards, Which Should You Print?

Choose between postcards and greeting cards by format, postage, cost and use case, then print either one at 4OVER4.COM with premium stocks and finishes.

Nadia Petrov
How to Address a Postcard for Fast, Error-Free Delivery

How to Address a Postcard for Fast, Error-Free Delivery

Where the return address, stamp and recipient address go on a postcard, with the exact USPS layout, all caps rules and the clear barcode zone below.

Nadia Petrov
How to Address Save-the-Date Postcards

How to Address Save-the-Date Postcards

Address save-the-date postcards the right way: guest names and titles, the address layout, return address and stamp placement, plus wording examples.

Nadia Petrov
What Is EDDM? Meaning, Cost & USPS Rules

What Is EDDM? Meaning, Cost & USPS Rules

EDDM (Every Door Direct Mail) is the USPS no list way to mail a printed piece to every home on a route, so see what it costs and the postage rules.

Nadia Petrov
Church Postcard Marketing That Grows Sunday Attendance

Church Postcard Marketing That Grows Sunday Attendance

Plan a church postcard mailing that fills seats: what to say, when to drop it, which list to use, the USPS size that costs least and how to count.

Nadia Petrov
Creative Postcard Printing Options From Perforation to Foil

Creative Postcard Printing Options From Perforation to Foil

Perforated coupons, die cuts, foil, spot UV, oversized formats and stock choices for postcards, with the postage and file trade off behind each one.

Nadia Petrov
Direct Mail Delivery Options for Political Mailings and Business Campaigns

Direct Mail Delivery Options for Political Mailings and Business Campaigns

EDDM, targeted lists, First-Class and USPS Marketing Mail compared, plus the Tag 57 and disclaimer rules that decide how a political mailer drops.

Nadia Petrov
Direct Mail Design Best Practices That Lift Response Rates

Direct Mail Design Best Practices That Lift Response Rates

Direct mail design rules that lift response: one offer per piece, a readable address panel, the USPS clear zones, and trim sizes set by postage tier.

Nadia Petrov
Direct Mail for Political Campaigns That Actually Reaches Voters

Direct Mail for Political Campaigns That Actually Reaches Voters

How campaigns run political direct mail: voter file lists versus EDDM, paid for disclaimer rules, four wave timing, and the specs and prices per drop.

Nadia Petrov
Direct to Door Mailing Explained, From EDDM Routes to Door Hangers

Direct to Door Mailing Explained, From EDDM Routes to Door Hangers

Direct to door mailing compared: EDDM carrier routes, addressed lists and hand delivered door hangers, with the size rule, mailbox law and print costs.

Nadia Petrov
Nadia Petrov, 4OVER4 customer education voice (illustration)
Nadia Petrov Customer Education Lead at 4OVER4.COM

Nadia is our customer education voice, built from the knowledge of our production team, with over 20 years in printing.

A mailer pulls a response when the size, the list and the offer line up, and one weak link sinks it. These guides cover building or renting a mailing list, EDDM rules, adding a QR code, and the postcard formats from 4 x 6 to 6 x 11 inches that clear USPS and get opened.

Postcard Sizes, Stocks and Runs for Mail

Standard Postcards start at 50 for $16.48 in 14 sizes from 2.5 x 2.5 to 6 x 11 inches, on 22 stocks with 4/0, 4/1 or 4/4 printing and a 3 business day turnaround. The price per card falls as the run grows: 500 cost $51.62 and 1,000 cost $86.78. For a bigger panel in the mailbox, Oversized Postcards come in 5.5 x 8.5, 6 x 8, 6 x 9 and 6 x 11 inches, from 50 for $51.62.

Work in this order: get the list, pick the size, design the card with a tracked QR code, print, then mail. How to build or rent a mailing list covers the first step and 5 quick steps to send direct mail postcards covers the rest.

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