Carrier Route Targeter
Select Castro Valley 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 Castro Valley.
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 Castro Valley, 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 Castro Valley 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 Castro Valley, CA
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Castro Valley, CA
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 Castro Valley.
Heavy 16pt Cardstocks & Certified Postal Indicia
Solar installation companies in Castro Valley achieve tremendous cost efficiency by targeting sunny subdivisions with high homeownership rates in Alameda, showcasing projected utility savings on high-impact oversized postcards.
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 Castro Valley.
3D Interactive Preflight & Address Verification
Pest control operators throughout Castro Valley, CA launch seasonal preventative mailings just as spring insects or winter rodents become active, providing timely household discounts that prompt immediate phone inquiries.
Full-Service Postal Bundling, Facing Slips & Form 3587
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 Alameda.
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 Castro Valley.
Frequently Asked Questions in Castro Valley, CA
Everything you need to know about specs, turnarounds, and commercial press quality:
Do I need to buy a mailing list to send postcards in Castro Valley?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Alameda, and the postal carrier delivers your postcard to every single address along that route.
How can I track phone calls and leads from my Castro Valley 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.
Can I filter out apartments and businesses in Castro Valley?
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 Castro Valley.
What paper stock do you use for postcards mailed in Castro Valley?
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: