Postage alone for a large postcard to 5,000 homes is $1,300 through USPS Every Door Direct Mail Retail. Dental direct mail earns that back only through new patients who would not have found you anyway. Decide how you will count them before the cards are printed.
Quick answer
- Price postage first: $0.26 a piece through Every Door Direct Mail Retail, so 5,000 pieces is $1,300.
- Ask the printer to confirm the card's size qualifies as a USPS flat.
- Put a mailer-only phone number, a QR code and an offer code on the card.
- Hold out similar routes in ZIP codes you don't mail, and compare arrived new patients by ZIP code.
- Have your lawyer or state board check any free or discounted offer.
What USPS charges per piece
USPS prices a saturation run, one piece to every address on a route, from its price list. Printing, design and any list rental come on top and are quoted per job, so I don't guess them here.
| Option | Postage per piece | 5,000 pieces |
|---|---|---|
| EDDM Retail, paid at the Post Office | $0.260 | $1,300 |
| Commercial saturation or EDDM flat, no drop-off discount | $0.308 to $0.309 | $1,540 to $1,545 |
| Same flat, dropped at the delivery unit serving the routes | $0.258 to $0.259 | $1,290 to $1,295 |
USPS set these prices on July 12, 2026, and the current Notice 123 price list still shows them. The commercial rows need a bulk mailing permit, which a print shop or mail house can hold for you.
EDDM Retail takes 200 to 5,000 pieces a day for each ZIP code. The USPS page gives no end date for that price, so check it again the week you order.
A 2026 USPS promotion takes 5% off postage for pieces using augmented reality, video, AI-written copy and other listed tech, not a plain QR code to a booking page. It ends December 31, and its guidebook says EDDM Retail mailings are ineligible.
In Canada the matching service is Canada Post's Neighbourhood Mail, and its customer guide says homes that opt into Consumers' Choice get no commercial unaddressed mail.
The size rule that decides your design
An EDDM Retail card must count as a flat, and a common postcard may not. Ask your printer about this before the artwork is final.
By that rule a 6 by 9 inch card meets none of the three tests, while a 6 by 11 inch card does. A card that fails cannot go as EDDM Retail, so the printer quotes another mail class.
Mail to strangers, mail to patients
The two differ in postage, rules and how you trace a reply. Here I price the first.
| Neighborhood run | Recall or reactivation | |
|---|---|---|
| Who gets it | Every home on chosen routes | Your own patient list |
| Postage | EDDM or saturation rates above | Addressed postage for each name |
| Personal details | Not allowed on EDDM Retail | Name and address from your records |
| How to trace it | Mailer-only number, QR code, offer code | Already in your chart |
The second job is a dental recall system. A card describing your own health-related services falls outside the HIPAA marketing definition at 45 CFR 164.501. If a brand whose product the card describes pays you to send it, the card counts as marketing. Each patient must then sign an authorization stating that you are paid.
HIPAA is US law; in Ontario, the privacy commissioner says marketing with personal health information needs express consent.
What the card may promise
Rules on offers differ by state and province. I'm not a lawyer, and this isn't legal advice; take these rules to yours.
Florida requires a capitalized statement in ads for free, discounted or reduced-fee services, dentists included. Statute 456.062 gives the wording. It tells patients they may refuse to pay, cancel payment or be reimbursed for any other service done because of the ad within 72 hours of answering it. A Florida free-exam card has to carry that text.
The statute now caps the penalty at $20,000 for each item or service, double the 2016 figure, and HHS adjusts it for inflation in 45 CFR 102.3. A free exam with X-rays is a service, not a $15 gift, so run that one past a lawyer before it reaches a Medicaid household.
In Ontario, the RCDSO's advertising guidelines list incentive programs, "including giveaways, contests, draws or free products or services", among what a dentist's ads must not use. Unless the ad says otherwise, an advertised fee is the maximum fee for every patient, lab costs included. Other provinces have their own colleges.
Marks on the card, one field at the desk
Four marks tie a new patient to the mailer. The printer handles three, and your front desk handles the fourth.
- Print a phone number used on this mailer only. A call tracking service rents and forwards such numbers.
- Print a QR code to your booking page with its own UTM tags, the labels in the link that analytics reads.
- Print an offer code the patient says or types when booking.
- Add a source called "Mailer, March run" to your practice software.
In Open Dental, the source goes in the patient's Referred From list in the Family Module. The Referral Analysis report counts only patients who have one. Its date range follows completed procedures, and "Only include new patients" counts a patient whose first completed procedure falls in the range. In the New Patients Report, if a patient has several Referred From entries, it shows only the first.
Put the mailer source first in that list. Check this week's new patients in the report. If the column is blank for most, fix the habit before you mail anything.
The holdout test
The marks miss people. A neighbor who sees the card may search your name instead, and nothing on the card records that. A holdout counts them. Mail ten routes, skip ten similar routes in ZIP codes you don't mail, and compare arrived new patients by ZIP code for 90 days. A ZIP code split between mailed and unmailed routes would blur the result.
In Open Dental's New Patients Report, check Include address information to add each patient's ZIP code to the list.
Only 4 patients gave the offer code, yet the holdout showed 8 extra arrivals. Repeat the formula with your own counts: (postage + printing) ÷ (arrived from mailed ZIP codes − arrived from held-out ZIP codes). Cost per patient, not per lead, is the number to compare across dental lead sources.
Six things the mail quote should state
- Who owns the mailing list, the tracking number and the design files if you leave.
- Where the new-mover list comes from and how recent it is.
- The minimum run and the contract length.
- How the vendor defines a response, and who counts it.
- Whether it will hold out routes on request.
- Which USPS mail class the quote is based on.
Prices and rules checked on 2026-11-04.
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Frequently asked questions
Does direct mail work for dentists?
Sometimes, and nobody can tell you for your town without a test. The only honest check is a holdout: mail some routes, skip similar routes in ZIP codes you don't mail, and compare new patients who arrived from each over the same weeks. If the mailed routes did not beat the skipped ones, the mailer brought no extra patients.
What is a good response rate for dental postcards?
I don't quote one. No primary source I checked publishes a rate for dental practices, and the rates mail vendors cite come from people selling mail. Your own number is a better benchmark. Divide the extra arrived new patients in mailed routes by the homes mailed, and compare that with the cost of the run.
How long does Every Door Direct Mail take to arrive?
USPS gives no promise. Its rules for Every Door Direct Mail Retail say delivery is not guaranteed within a set time. Plan the offer's expiry date with a wide margin, or leave the date off.
Can I mail a free exam offer to patients on Medicaid?
Ask your health care lawyer before you print it. Federal law, as the Office of Inspector General explains it, counts free items and services as remuneration, which can bring civil penalties when it is likely to steer a Medicare or Medicaid beneficiary to a provider. State rules on free and discounted dental services differ, so check yours.
Do I need a different mailing for my own patients?
Yes, it is a different job. Mail to people who are already your patients is recall or reactivation, uses your patient list, and cannot go as Every Door Direct Mail Retail, whose rules bar personal information on the piece. Mail to neighbors who have never visited is the one this post prices.
Written by
Marketing Analytics & Conversion Tracking Engineer, US and Canada, run remotely
- Media buyer on Google Ads and Meta Ads from October 2023 to September 2025, nearly $700K in spend.
- Set up patient conversion tracking for a New York medical practice (anonymized).
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