Carrier Route Targeter
Select Sinajana 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 Sinajana.
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 Sinajana, GU:
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 Sinajana 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 Sinajana, GU
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Sinajana, GU
Every print job submitted through our platform comes with a complimentary 3D digital proof, allowing you to rotate, inspect, and approve your artwork from every angle before production begins.
Heavy 16pt Cardstocks & Certified Postal Indicia
Retailers, boutique shops, and specialty stores in Sinajana use direct mail postcards to announce grand openings, anniversary blowout sales, and exclusive VIP customer appreciation weekends.
Fast Print Turnaround & Direct Post Office Drop
Integrating dynamic QR codes on your Sinajana mailer allows smartphone users to instantly redeem online discounts, view video testimonials, or add your business contact card to their phone with one tap.
3D Interactive Preflight & Address Verification
We provide direct trade printing discounts to graphic designers, marketing agencies, and print brokers in Sinajana, allowing you to mark up premium print products and grow your own agency profits.
Full-Service Postal Bundling, Facing Slips & Form 3587
Our prepress software automatically converts RGB graphics into calibrated SWOP CMYK color profiles, preventing unexpected color shifts and ensuring corporate brand logos print accurately.
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 Sinajana.
Frequently Asked Questions in Sinajana, GU
Everything you need to know about specs, turnarounds, and commercial press quality:
What paper stock do you use for postcards mailed in Sinajana?
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.
What postcard sizes are approved by the USPS for EDDM in Sinajana?
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 Sinajana 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 Sinajana?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Guam, and the postal carrier delivers your postcard to every single address along that route.
Does Postcard EDDM handle the postal paperwork and bundling for Sinajana?
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 Sinajana post office.
More Guam Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Guam: