Carrier Route Targeter
Select Black Diamond 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 Black Diamond.
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 Black Diamond, WA:
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 Black Diamond 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 Black Diamond, WA
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Black Diamond, WA
High-resolution 300 DPI image rendering ensures that intricate product photos, technical diagrams, and fine typography remain crisp and perfectly legible across every printed piece in Black Diamond.
Heavy 16pt Cardstocks & Certified Postal Indicia
Small businesses across King rely on Postcard EDDM for turnkey direct mail solutions. We eliminate the administrative hassle of visiting the local post office by providing complete full-service fulfillment options: we print, bundle, complete paperwork, and coordinate delivery directly into the postal stream.
Fast Print Turnaround & Direct Post Office Drop
Our commercial printing facility is equipped with automated high-speed booklet makers that stitch and trim multi-page product catalogs, annual reports, and event programs for Black Diamond corporations.
3D Interactive Preflight & Address Verification
Landscaping and lawn care companies serving Black Diamond can target specific subdivisions in King to condense their service routes. Signing up five or six neighbors on the same street significantly reduces drive time and maximizes daily crew profitability.
Full-Service Postal Bundling, Facing Slips & Form 3587
All paper stock used for your Black Diamond orders is sourced from sustainable, FSC-certified North American paper mills committed to responsible forest management and environmental stewardship.
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 Black Diamond.
Frequently Asked Questions in Black Diamond, WA
Everything you need to know about specs, turnarounds, and commercial press quality:
Can I filter out apartments and businesses in Black Diamond?
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 Black Diamond.
What paper stock do you use for postcards mailed in Black Diamond?
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 Black Diamond?
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 Black Diamond post office.
Can I see a proof before my Black Diamond 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 Washington Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Washington: