Carrier Route Targeter
Select Seal Harbor 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 Seal Harbor.
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 Seal Harbor, ME:
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 Seal Harbor 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 Seal Harbor, ME
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Seal Harbor, ME
Financial advisors, CPAs, and insurance agencies in Seal Harbor establish lasting community trust by mailing educational tax planning checklists and retirement roadmap guides to affluent carrier routes in Hancock.
Heavy 16pt Cardstocks & Certified Postal Indicia
Pairing a unique promo code or exclusive URL slug with your postcard mailing lets you attribute every new lead and customer inquiry back to specific postal routes in Hancock.
Fast Print Turnaround & Direct Post Office Drop
Tri-fold and half-fold brochures printed for Seal Harbor businesses provide comprehensive overviews of complex services, medical treatments, or real estate investment opportunities.
3D Interactive Preflight & Address Verification
For service businesses offering free in-home consultations in Seal Harbor, direct mail postcards generate qualified appointments with serious homeowners rather than tire-kickers.
Full-Service Postal Bundling, Facing Slips & Form 3587
Combining QR codes with physical postcards in Seal Harbor connects offline mail recipients directly to your mobile-friendly website, online booking calendar, or instant quote calculator with a simple smartphone camera scan.
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 Seal Harbor.
Frequently Asked Questions in Seal Harbor, ME
Everything you need to know about specs, turnarounds, and commercial press quality:
What paper stock do you use for postcards mailed in Seal Harbor?
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.
Does Postcard EDDM handle the postal paperwork and bundling for Seal Harbor?
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 Seal Harbor post office.
Do I need to buy a mailing list to send postcards in Seal Harbor?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Hancock, and the postal carrier delivers your postcard to every single address along that route.
What postcard sizes are approved by the USPS for EDDM in Seal Harbor?
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 Seal Harbor campaigns are 6.5" x 9", 6.25" x 11", and 8.5" x 11" jumbo mailers.
More Maine Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Maine: