Carrier Route Targeter
Select Larkspur 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 Larkspur.
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 Larkspur, CO:
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 Larkspur 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 Larkspur, CO
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Larkspur, CO
Direct mail postcards enjoy a physical lifespan in Larkspur homes averaging 17 days, meaning family members and visiting guests frequently interact with your card multiple times over several weeks.
Heavy 16pt Cardstocks & Certified Postal Indicia
Daycares, private preschools, and tutoring centers in Larkspur, Colorado target carrier routes with high concentrations of young families to fill classroom rosters months ahead of the upcoming school year.
Fast Print Turnaround & Direct Post Office Drop
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 Douglas postal processing facility.
3D Interactive Preflight & Address Verification
Custom vinyl window decals and storefront lettering fabricated for Larkspur retailers draw foot traffic while displaying store hours and branding with professional elegance.
Full-Service Postal Bundling, Facing Slips & Form 3587
Small businesses across Douglas 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.
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 Larkspur.
Frequently Asked Questions in Larkspur, CO
Everything you need to know about specs, turnarounds, and commercial press quality:
Is there a minimum order quantity for an EDDM campaign in Larkspur?
USPS requires a minimum of 200 postcards (or one full carrier route) per day, up to a maximum of 5,000 cards per day per zip code without an active postal permit. Most Larkspur business campaigns start between 1,000 and 5,000 homes.
Can I see a proof before my Larkspur 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.
Do I need to buy a mailing list to send postcards in Larkspur?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Douglas, and the postal carrier delivers your postcard to every single address along that route.
How long does printing and delivery take for Larkspur mail drops?
Commercial printing takes 2 to 4 business days. Once printed and bundled, standard USPS delivery to Larkspur mailboxes takes an additional 2 to 4 business days, meaning your campaign can drop within 5 to 8 business days from final proof approval.
More Colorado Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Colorado: