Carrier Route Targeter
Select Seaford 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 Seaford.
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 Seaford, DE:
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 Seaford 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 Seaford, DE
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Seaford, DE
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
Segmenting your Seaford routes by neighborhood home values enables you to tailor your messaging—presenting luxury architectural finishes in affluent areas and value packages in starter home communities.
Fast Print Turnaround & Direct Post Office Drop
With USPS carrier route targeting, your marketing postcards are hand-delivered by official mail carriers to every single address along your chosen routes in Seaford. Because postage is billed at the special commercial saturation rate of approximately 21.6¢ per piece, you save upwards of 60% compared to standard first-class mail.
3D Interactive Preflight & Address Verification
Our direct mail postcards feature certified postal indicia pre-printed directly onto the artwork, eliminating the tedious labor and expense of applying individual postage stamps in Seaford.
Full-Service Postal Bundling, Facing Slips & Form 3587
Our high-gloss UV coating acts as an armor shield for your postcards, protecting them against scuffs, moisture, and postal automated sorting equipment as they journey through the Sussex postal processing facility.
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 Seaford.
Frequently Asked Questions in Seaford, DE
Everything you need to know about specs, turnarounds, and commercial press quality:
How much does Every Door Direct Mail (EDDM) cost in Seaford, DE?
USPS commercial saturation postage for EDDM is currently approximately 21.6¢ per piece, which is over 60% cheaper than regular first-class mail. When combined with our commercial printing (starting at just a few cents per card), the total turnkey cost is typically between 28¢ and 38¢ per home delivered in Seaford.
How can I track phone calls and leads from my Seaford 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.
What postcard sizes are approved by the USPS for EDDM in Seaford?
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 Seaford 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 Seaford?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Sussex, and the postal carrier delivers your postcard to every single address along that route.
More Delaware Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Delaware: