Carrier Route Targeter
Select Castle Rock 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 Castle Rock.
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 Castle Rock, MN:
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 Castle Rock 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 Castle Rock, MN
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Castle Rock, MN
Our custom door hangers are ideal for canvassing neighborhoods in Castle Rock where you are currently completing service work. Hanging promotional vouchers on surrounding doorknobs multiplies your local presence.
Heavy 16pt Cardstocks & Certified Postal Indicia
Direct mail continues to evolve with modern technology: bridge physical print with digital retargeting to create high-frequency multi-touch marketing campaigns that dominate the Castle Rock market.
Fast Print Turnaround & Direct Post Office Drop
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 Castle Rock.
3D Interactive Preflight & Address Verification
Direct mail delivers an average response rate between 3% and 5% for targeted saturation campaigns, significantly higher than typical digital search and display click-through benchmarks in Castle Rock.
Full-Service Postal Bundling, Facing Slips & Form 3587
Veterinary clinics and pet grooming salons in Castle Rock, MN connect with devoted pet parents by distributing friendly, informative postcards promoting pet wellness packages and preventative care.
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 Castle Rock.
Frequently Asked Questions in Castle Rock, MN
Everything you need to know about specs, turnarounds, and commercial press quality:
What postcard sizes are approved by the USPS for EDDM in Castle Rock?
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 Castle Rock campaigns are 6.5" x 9", 6.25" x 11", and 8.5" x 11" jumbo mailers.
Can I see a proof before my Castle Rock 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 long does printing and delivery take for Castle Rock mail drops?
Commercial printing takes 2 to 4 business days. Once printed and bundled, standard USPS delivery to Castle Rock mailboxes takes an additional 2 to 4 business days, meaning your campaign can drop within 5 to 8 business days from final proof approval.
What paper stock do you use for postcards mailed in Castle Rock?
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 Minnesota Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Minnesota: