Carrier Route Targeter
Select Harmony 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 Harmony.
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 Harmony, CA:
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 Harmony 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 Harmony, CA
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Harmony, CA
Glossy 4x9 rack cards placed in high-footprint lobbies, visitor centers, and retail racks throughout Harmony, CA attract inbound tourists and walk-in consumers effortlessly.
Heavy 16pt Cardstocks & Certified Postal Indicia
In addition to standard rectangular cards, we offer custom die-cut features, tear-off perforated coupons, and scoring options to make your Harmony marketing pieces interactive and engaging.
Fast Print Turnaround & Direct Post Office Drop
Automating your direct mail pipeline with Postcard EDDM frees your team from administrative logistics so you can focus on answering new client phone calls and closing sales in Harmony.
3D Interactive Preflight & Address Verification
Segmenting your Harmony 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.
Full-Service Postal Bundling, Facing Slips & Form 3587
Churches, non-profits, and civic organizations in Harmony welcome new community residents, invite neighbors to seasonal holiday services, and rally support for charity fundraisers through cost-effective saturation mailings.
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 Harmony.
Frequently Asked Questions in Harmony, CA
Everything you need to know about specs, turnarounds, and commercial press quality:
How can I track phone calls and leads from my Harmony 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 paper stock do you use for postcards mailed in Harmony?
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.
Can I see a proof before my Harmony 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.
Does Postcard EDDM handle the postal paperwork and bundling for Harmony?
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 Harmony post office.
More California Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout California: