Carrier Route Targeter
Select Saint Louis carrier routes with live household counts, demographic filters, and USPS postage calculation.
Upload EDDM Artwork
Instant preflight check for USPS postal dimensions, address blocks, and certified postal indicia.
EDDM Design Templates
Proven saturation mail layouts for contractors, dentists, restaurants, and realtors across Saint Louis.
Print, Bundle & Mail
We print on heavy 16pt cardstock, bundle into 100-packs with facing slips, and ship direct to your local post office.
USPS-Approved EDDM Postcard Dimensions & Specs
Engineered to meet strict postal sorting automation standards across Saint Louis, MO:
6.5" x 9" Standard Postcard
USPS Flat Approved • High Impact
Our most popular size nationwide. Ample canvas for large promotions and menus while maximizing postage savings.
6.25" x 11" Oversized Mailer
Long Form • Mailbox Standout
Towering horizontal format that commands recipient attention when pulled from a crowded Saint Louis mailbox.
8.5" x 11" Jumbo Full-Page
Mini-Catalog Presentation
Full magazine-page size. Unfold multi-product sales promotions, medical service menus, or home remodeling guides.
16pt Ultra-Thick Cardstock
Premium Heavyweight Board
Rigid, professional cardstock engineered to resist dog-earing and curling during high-speed automated postal processing.
High-Gloss UV Shield
Liquid UV Protective Barrier
Liquid coating cured under ultraviolet lamps, protecting your artwork against scuffs, moisture, and postal machine belts.
100-Pack Postal Bundling
Facing Slips & Form 3587 Included
Every order is count-verified, precision cross-strapped into 100-packs, labeled with facing slips, and ready for drop-off.
Commercial Printing Standards for Saint Louis, MO
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Saint Louis, MO
Every postcard order is cut with precision computer-guided guillotine blades, ensuring clean, sharp edges and strict dimensional tolerances that meet all postal processing standards.
Heavy 16pt Cardstocks & Certified Postal Indicia
Direct mail frequently outperforms digital ads in trust metrics: 76% of consumers report trusting direct mail pieces they receive at home compared to just 43% who trust digital display ads.
Fast Print Turnaround & Direct Post Office Drop
Direct mail delivery in Saint Louis, Missouri typically reaches residential mailboxes within 3 to 5 business days after postal drop off. Our scheduled production system coordinates press runs with your desired promotional window, ensuring your campaign drops right on schedule.
3D Interactive Preflight & Address Verification
In addition to standard rectangular cards, we offer custom die-cut features, tear-off perforated coupons, and scoring options to make your Saint Louis marketing pieces interactive and engaging.
Full-Service Postal Bundling, Facing Slips & Form 3587
Investing in tangible physical marketing signals financial stability and permanence to Saint Louis consumers, separating your business from fly-by-night competitors.
Seamless 3-Step Production Workflow
From digital canvas to press-cured finish in 24 to 48 hours:
Select or Upload Design
Pick from 1,000+ templates, generate with AI in 30 seconds, or upload your print-ready PDF/vector artwork.
Interactive 3D Proof
Inspect trim boundaries, bleed margins, and paper finish in realistic 360° before sending your files to press.
Fast Press & Direct Delivery
Printed on commercial Heidelberg offset presses with rapid 24-48h turnaround and express delivery to Saint Louis.
Frequently Asked Questions in Saint Louis, MO
Everything you need to know about specs, turnarounds, and commercial press quality:
Can I filter out apartments and businesses in Saint Louis?
Yes. Our interactive mapping tool allows you to select residential-only delivery, effectively filtering out commercial business boxes and apartment complexes if you are targeting homeowners in Saint Louis.
How can I track phone calls and leads from my Saint Louis postcard mailing?
We recommend placing a dedicated local call tracking number on the mailer, along with a custom QR code that directs smartphone recipients to a dedicated campaign landing page with an exclusive offer.
Does Postcard EDDM handle the postal paperwork and bundling for Saint Louis?
Yes! We offer full-service fulfillment. We print your cards on heavy 16pt cardstock, bundle them into required 100-piece stacks with facing slips, prepare USPS Form 3587, and can even ship directly to your local Saint Louis post office.
Is there a minimum order quantity for an EDDM campaign in Saint Louis?
USPS requires a minimum of 200 postcards (or one full carrier route) per day, up to a maximum of 5,000 cards per day per zip code without an active postal permit. Most Saint Louis business campaigns start between 1,000 and 5,000 homes.
More Missouri Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Missouri: