Carrier Route Targeter
Select Dupo 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 Dupo.
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 Dupo, IL:
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 Dupo 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 Dupo, IL
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Dupo, IL
Landscaping and lawn care companies serving Dupo can target specific subdivisions in St. Clair to condense their service routes. Signing up five or six neighbors on the same street significantly reduces drive time and maximizes daily crew profitability.
Heavy 16pt Cardstocks & Certified Postal Indicia
With our online configurator, businesses in Dupo can calculate exact print costs, compare paper stocks, select turnarounds, and place orders 24 hours a day, 7 days a week.
Fast Print Turnaround & Direct Post Office Drop
Trade show displays, retractable roll-up banners, and step-and-repeat backdrops produced by Postcard EDDM ensure your Dupo company looks authoritative at regional conferences and expos.
3D Interactive Preflight & Address Verification
For real estate agents and brokerages in Dupo, IL, direct mail remains the highest-converting method for securing new listings. Announcing recently sold properties, market updates, and free home valuation offers to surrounding neighborhood routes builds consistent seller lead pipelines in St. Clair.
Full-Service Postal Bundling, Facing Slips & Form 3587
Senior living communities and in-home care agencies in Dupo, Illinois reach adult children and retiring seniors with compassionate, informative postcards highlighting assisted living amenities in St. Clair.
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 Dupo.
Frequently Asked Questions in Dupo, IL
Everything you need to know about specs, turnarounds, and commercial press quality:
Do I need to buy a mailing list to send postcards in Dupo?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in St. Clair, and the postal carrier delivers your postcard to every single address along that route.
Can I filter out apartments and businesses in Dupo?
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 Dupo.
What postcard sizes are approved by the USPS for EDDM in Dupo?
USPS requires EDDM mailers to meet specific 'flat' criteria: longer than 10.5" OR taller than 6.125" OR thicker than 0.25". Our most popular USPS-compliant sizes for Dupo campaigns are 6.5" x 9", 6.25" x 11", and 8.5" x 11" jumbo mailers.
Can I see a proof before my Dupo postcards are printed?
Absolutely. Every order includes an interactive 3D digital proof and automated preflight inspection to ensure bleed margins, postal safe areas, and CMYK color profiles are 100% press-ready before production.
More Illinois Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Illinois: