Free USPS EDDM Route Postage Calculator for Direct Mail Campaigns
The only EDDM calculator that handles multiple carrier routes, computes your USPS-required bundle count, shows your daily drop schedule, and compares every mail class side by side. Built on verified 2026 USPS Notice 123 rates. No login, no vendor lock-in, no cost.
Multi-Route Saturation Mail Budget and Bundle Compliance
Enter up to 6 carrier routes with individual household and business counts for a precise, route-by-route cost breakdown.
Enter your carrier route counts and click Calculate to see your full EDDM campaign cost breakdown.
Source: USPS Notice 123, effective July 12, 2026. BMEU total includes $370 annual permit. Chart renders after calculation.
How Carrier Route Saturation Pricing Works in the United States
Every Door Direct Mail is a USPS program built on a single premise: if you are willing to reach every active delivery point on a carrier route rather than a selected list of addresses, the postal service charges you a dramatically lower per-piece rate. As of July 12, 2026, that rate is $0.260 per piece for EDDM Retail and $0.259 per piece for EDDM BMEU entry, both verified from USPS Notice 123. For comparison, a First-Class letter stamp now costs $0.82 and a Marketing Mail mixed-presort piece runs $0.467. On a 10,000-piece campaign, the difference between EDDM Retail and First-Class stamps is $5,600 in postage alone.
That savings exists because saturation mail eliminates most of the postal processing complexity. When every piece in a bundle goes to consecutive addresses on a single carrier route, USPS sorting equipment never touches it. The carrier picks up the bundle with the route and drops it door to door. No intelligent mail barcode, no address database, no NCOA list scrub. That operational simplicity is where the rate discount comes from.
The tradeoff is targeting precision. You cannot exclude a neighbor who you know has no interest in your offer. You mail to everyone on the route. For businesses serving geographic catchment areas, that tradeoff works in their favor. For businesses selling to a narrow demographic, targeted Marketing Mail may serve better despite its higher per-piece cost.
The Two Paths Into the USPS EDDM System
EDDM Retail is the entry point for most small businesses. You use the USPS EDDM mapping tool to select carrier routes by ZIP code, print your pieces to USPS flat-mail specifications, bundle them in groups of 50 with the correct USPS facing slips and PS Form 3587, and drop them at the post office that serves your target carrier routes. No postal permit required, no annual fee, no account setup beyond a free USPS Business Customer Gateway login. The only operating constraint is a daily limit of 5,000 pieces per ZIP code per day. For campaigns over 5,000 pieces in a single ZIP, you spread the drop across multiple days.
EDDM BMEU is the commercial track for permit holders. BMEU stands for Business Mail Entry Unit. Permit holders induct mail at designated BMEU facilities rather than local post offices, which removes the 5,000-piece daily cap and earns a marginally lower per-piece rate. The permit costs $370 per year, obtained via PostalPro or in person at any BMEU. Because the per-piece rate difference between Retail and BMEU is only $0.001, the permit fee does not pay back in postage savings until annual volumes exceed 370,000 pieces. The real benefit of BMEU is operational: no daily drop limits, one consolidated facility drop, and access to deeper saturation mail entry options.
Government data point: According to the USPS annual service performance reports, Marketing Mail (which includes EDDM) accounts for roughly 42% of total US mail volume. The EDDM program specifically was launched in 2011 to give local businesses a direct-mail option that did not require the licensing and processing overhead of traditional bulk mail. It has grown significantly as a share of local saturation mail volume, used in all 50 states for everything from restaurant lunch specials to political campaign literature.
What a Carrier Route Actually Contains
A carrier route is a geographic unit of mail delivery assigned to a single USPS letter carrier. In typical US suburbs and smaller cities, a standard carrier route covers 300 to 600 delivery points. Dense urban routes in places like Chicago, New York, and Los Angeles may serve 800 or more delivery points. Rural routes in states like Montana, Wyoming, and Kansas may cover fewer than 150 points spread across wide distances. When you plan an EDDM campaign, you select individual routes using the USPS mapping tool, and the piece count for your campaign equals the number of active delivery points on all selected routes.
Routes contain both residential and business delivery points. EDDM delivers to both. If you are running a consumer-focused campaign for a neighborhood pizza shop in Nashville, you can filter the mapping tool to residential addresses only. If you are running a B2B campaign for a commercial cleaning service, you may select routes heavily weighted toward business delivery points in a commercial corridor.
Step by Step: How This Campaign Cost Calculator Works
This tool was engineered to solve problems that no existing EDDM calculator on the market addresses. Here is exactly what each input and output means, and why the operational data matters as much as the postage total.
Multi-Route Entry With Individual Route Counts
Most EDDM calculators accept a single piece count. That works for campaigns covering one route but fails for any real campaign. A typical neighborhood saturation campaign targets three to six carrier routes, each with a different household count. Enter the name (or USPS route code) for each route, its residential count, and its business count. The calculator sums all routes for your total piece count and applies the current USPS rate. You can add up to six routes in this tool.
Bundle Count: The Preparation Math Most Tools Skip
USPS requires all EDDM Retail pieces to be bundled in groups of exactly 50 before you bring them to the post office. Each bundle gets a printed facing slip attached to the outside showing the route it serves. The bundle count this calculator outputs tells you how many of those bundles you need to prepare, which directly determines your mail preparation labor time. At a typical pace of 3 to 4 minutes per bundle, a 200-bundle campaign is roughly 10 to 13 hours of bundling work. Knowing this before you start the production process is essential for campaign planning.
Daily Drop Schedule for Retail Campaigns Over 5,000 Pieces
USPS limits EDDM Retail drops to 5,000 pieces per ZIP code per day. If your campaign spans 12,000 pieces across routes in a single ZIP, you must spread the drop across three consecutive business days. This calculator outputs the minimum number of drop days your campaign requires, which affects your in-home delivery date planning. If you need a Tuesday in-home date and it takes three drop days, you need to drop the first batch on the prior Friday at the latest.
Weight Compliance Check Against the USPS 3.3 oz Limit
EDDM pieces must weigh no more than 3.3 ounces. This is a hard cutoff. A standard 6.25 x 9 inch postcard on 100 lb cover stock weighs approximately 0.45 to 0.55 oz, well under the limit. A large 11 x 17 folded self-mailer on heavy stock can approach or exceed 3.3 oz, disqualifying it from EDDM pricing. Enter your piece weight in ounces to get an instant compliance check against the USPS limit.
2026 USPS Postage Rate Comparison by Mailing Class
These rates are taken directly from the USPS Notice 123 price list effective July 12, 2026, following a 4.8% average rate increase across all mailing service classes approved by the Postal Regulatory Commission.
| Mail Class | Rate (per piece) | Permit Required | List Required | Daily Cap | Effective Date |
|---|---|---|---|---|---|
| EDDM Retail | $0.260 | No | No | 5,000/ZIP/day | Jul 12, 2026 |
| EDDM BMEU (DDU entry) | $0.259 | Yes ($370/yr) | No | None | Jul 12, 2026 |
| Marketing Mail Mixed presort | $0.467 | Yes | Yes | None | Jul 12, 2026 |
| Nonprofit Marketing Mail | $0.257 | Yes (nonprofit auth.) | Yes | None | Jul 12, 2026 |
| First-Class Postcard (stamp) | $0.650 | No | No | None | Jul 12, 2026 |
| First-Class Letter (stamp) | $0.820 | No | No | None | Jul 12, 2026 |
| First-Class presort letter (Mixed) | $0.707 | Yes | Yes | None | Jul 12, 2026 |
Rates source: USPS Notice 123, effective July 12, 2026. Marketing Mail rates shown at Mixed presort tier before deeper-sort discounts. Always verify current rates at PostalPro before finalizing campaign budgets.
What Three Real US Saturation Mail Campaigns Actually Cost
A pizza restaurant in Brentwood ran four carrier routes covering adjacent residential neighborhoods within a two-mile delivery radius. Routes averaged 1,600 households each. At the 2026 EDDM Retail rate of $0.260, total postage came to $1,664. The campaign required 2 drop days (6,400 pieces exceeds the 5,000/day cap). Printing 6.25 x 9 postcards at $0.13 per piece added $832, for an all-in cost of $2,496. A 2% response rate on average tickets of $28 returned $3,584 in tracked new revenue.
An HVAC company based in Chandler targeted six routes in Gilbert covering single-family homes built between 1995 and 2010, where aging AC units are most common. Residential counts averaged 1,633 per route. Postage totaled $2,548 at $0.260 per piece. The 9,800-piece campaign required 2 drop days. Oversized 8.5 x 11 mailers printed at $0.18 per piece added $1,764. Total campaign spend: $4,312. A 1.8% response rate with an average AC service call at $185 netted $32,634 in first-call revenue.
A solo real estate agent in South Charlotte farmed three carrier routes in the Ballantyne area, mailing a just-listed or market update postcard every month. At 3,200 pieces, the campaign fits within the daily 5,000-piece limit, so it requires a single drop. Monthly postage runs $832. Printed at $0.12 per piece, total monthly spend is $1,216. Over 12 months the agent spends $14,592 on the farm program. On a median Charlotte home sale with a 2.5% buyer’s agent commission, one listing referral from the farm returns $10,000 or more, making two transactions per year the breakeven.
Six Expert Moves to Cut Your Per-Piece Saturation Mailing Budget
EDDM postage is flat regardless of piece size, as long as the piece qualifies as a flat. A 6.25 x 9 postcard and an 11 x 17 self-mailer both cost $0.260 to mail. The cost difference is entirely in printing. Heavier stock or larger formats cost more to print and can approach the 3.3 oz weight limit. Run a weight check on every format before committing to a print spec, because exceeding 3.3 oz disqualifies the piece from EDDM rates entirely.
The USPS EDDM mapping tool at eddm.usps.com lets you filter carrier routes by median household income, average household size, and age distribution. Spending time on route selection before finalizing your piece count often reduces your total campaign by 20 to 30 percent without sacrificing qualified household reach. For an HVAC company, filtering for homes built before 2000 dramatically reduces wasted impressions on newer builds with newer systems.
USPS delivers EDDM pieces alongside regular letter mail on each carrier’s assigned day. In most US markets, carriers complete their routes Tuesday through Saturday. Ask your local post office which day a specific route’s carrier typically completes delivery. Dropping your pieces on Friday or Saturday gives you Monday in-home delivery, which research from the USPS has historically shown produces higher read rates than mid-week delivery for promotional mail.
One-time EDDM campaigns underperform recurring campaigns significantly. Direct mail industry benchmarks consistently show that response rates on the third and fourth impressions to the same household outperform first-impression response by two to four times. A Charlotte real estate agent mailing 3,200 postcards monthly pays $832 in postage per cycle. The incremental cost of maintaining a recurring farm program is modest compared to the compounding brand recognition built over 12 months in the same carrier routes.
Mail preparation services typically charge $0.02 to $0.05 per piece for bundling and facing slip attachment. On a 10,000-piece campaign, that is $200 to $500 in avoidable cost. Bundling is not complicated: 50 pieces per bundle, facing slip on the outside showing the route. If you have staff or volunteers available, doing this in-house is a meaningful savings. Our calculator outputs your exact bundle count so you can estimate the labor time before deciding whether to outsource.
EDDM provides no per-piece tracking. You will not know which household responded. But you can track campaign performance by using a dedicated phone number, a unique landing page URL, a specific promo code, or a scannable QR code that is unique to this campaign. Our ROI estimate section lets you input an expected response rate and average order value to see your breakeven piece count before you print. Building measurement into the campaign design from the start turns EDDM from a cost into a calculated investment.
EDDM Quick Reference: Dimensions, Weight Limits, and Bundle Rules
| Parameter | USPS Requirement | Notes |
|---|---|---|
| Minimum piece size | Taller than 6.125″ OR longer than 11.5″ | Pieces within letter size require separate postage class |
| Maximum piece size | 12″ x 15″ x 0.75″ thick | No piece dimension may exceed these limits |
| Maximum piece weight | 3.3 oz | Heavier pieces disqualified from EDDM; check with accurate postal scale |
| EDDM Retail rate (2026) | $0.260/piece | USPS Notice 123, eff. July 12, 2026 |
| EDDM BMEU rate (2026) | $0.259/piece + $370 permit | USPS Notice 123, eff. July 12, 2026; DDU entry |
| Daily Retail volume cap | 5,000 pieces per ZIP per day | BMEU has no daily cap |
| Minimum mailing | 200 pieces OR 1 full carrier route | Whichever is greater |
| Bundle size (Retail) | 50 pieces per bundle | With USPS facing slip attached to each bundle |
| Required form (Retail) | PS Form 3587 | Presented at post office counter with pieces |
| Required form (BMEU) | PS Form 3602-R | BMEU permit holders; postage statement required |
| Delivery timeframe | 3 to 14 business days | Varies by destination post office workload |
| Address targeting | Every active delivery point on selected routes | Cannot suppress individual addresses |
Source: USPS Domestic Mail Manual (DMM) and USPS Notice 123. Always verify current specifications before finalizing campaign artwork.
Frequently Asked Questions About Every Door Direct Mail
Related Tools: Eight Free Postal and Packaging Calculators
All postage rates in this calculator are sourced from USPS Notice 123 effective July 12, 2026, as published by the United States Postal Service at pe.usps.com. USPS postage rates are subject to change following Postal Regulatory Commission rate filings. Always verify current rates at PostalPro or your local Business Mail Entry Unit before finalizing any direct mail campaign budget.
Campaign cost calculations are estimates based on USPS published flat rates. Actual costs may vary based on permit fees, mail preparation service charges, and local post office processing requirements. Response rate and ROI estimates in the optional section are planning benchmarks, not guarantees of campaign performance. USCalculators.com is an independent educational resource and is not affiliated with the United States Postal Service. This tool does not constitute direct mail consulting, postal compliance certification, or marketing advice.
Content reviewed and rates verified by the USCalculators.com editorial team against USPS Notice 123 (July 12, 2026) and USPS Domestic Mail Manual. Last updated: August 2026.