Carrier Route Targeter
Select Denver 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 Denver.
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 Denver, CO:
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 Denver 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 Denver, CO
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Denver, CO
We print our direct mail pieces on ultra-thick 16-point cardstock, providing a substantial, weighty feel that stands out noticeably when pulled from a crowded mailbox in Denver, Colorado.
Heavy 16pt Cardstocks & Certified Postal Indicia
Marketing your local business in Denver, Colorado requires reaching active customers where they make buying decisions every day: at their own front mailbox. Every Door Direct Mail® (EDDM) from Postcard EDDM enables you to saturate entire neighborhood postal routes in Denver without the expense of purchasing a residential mailing list.
Fast Print Turnaround & Direct Post Office Drop
Tri-fold and half-fold brochures printed for Denver businesses provide comprehensive overviews of complex services, medical treatments, or real estate investment opportunities.
3D Interactive Preflight & Address Verification
Trade show displays, retractable roll-up banners, and step-and-repeat backdrops produced by Postcard EDDM ensure your Denver company looks authoritative at regional conferences and expos.
Full-Service Postal Bundling, Facing Slips & Form 3587
With our online configurator, businesses in Denver can calculate exact print costs, compare paper stocks, select turnarounds, and place orders 24 hours a day, 7 days a week.
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 Denver.
Frequently Asked Questions in Denver, CO
Everything you need to know about specs, turnarounds, and commercial press quality:
What postcard sizes are approved by the USPS for EDDM in Denver?
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 Denver campaigns are 6.5" x 9", 6.25" x 11", and 8.5" x 11" jumbo mailers.
Do I need to buy a mailing list to send postcards in Denver?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Denver, and the postal carrier delivers your postcard to every single address along that route.
Does Postcard EDDM handle the postal paperwork and bundling for Denver?
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 Denver post office.
What paper stock do you use for postcards mailed in Denver?
We print on heavy 16pt commercial cardstock (or 14pt upon request) with your choice of high-gloss UV coating for vibrant color protection or silk matte finish for an elegant glare-free look.
More Colorado Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Colorado: