Carrier Route Targeter
Select Walnut Creek 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 Walnut Creek.
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 Walnut Creek, 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 Walnut Creek 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 Walnut Creek, CA
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Walnut Creek, CA
Our print facility operates around the clock, providing fast 2 to 4 business day production turnaround on most commercial postcard runs for businesses throughout Walnut Creek, CA.
Heavy 16pt Cardstocks & Certified Postal Indicia
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 Walnut Creek.
Fast Print Turnaround & Direct Post Office Drop
Experience the difference of partnering with an American commercial printer dedicated to fast turnarounds, transparent pricing, and uncompromising print craftsmanship for your Walnut Creek enterprise.
3D Interactive Preflight & Address Verification
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 Contra Costa postal processing facility.
Full-Service Postal Bundling, Facing Slips & Form 3587
We provide direct trade printing discounts to graphic designers, marketing agencies, and print brokers in Walnut Creek, allowing you to mark up premium print products and grow your own agency profits.
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 Walnut Creek.
Frequently Asked Questions in Walnut Creek, CA
Everything you need to know about specs, turnarounds, and commercial press quality:
Can I see a proof before my Walnut Creek 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.
How can I track phone calls and leads from my Walnut Creek 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.
Do I need to buy a mailing list to send postcards in Walnut Creek?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Contra Costa, and the postal carrier delivers your postcard to every single address along that route.
What paper stock do you use for postcards mailed in Walnut Creek?
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.
More California Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout California: