Carrier Route Targeter
Select Columbia 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 Columbia.
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 Columbia, MD:
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 Columbia 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 Columbia, MD
Industrial equipment, sustainable materials, and rigorous quality inspection on every order:
USPS Saturation Coverage Across Columbia, MD
Pool cleaning and maintenance services in Columbia can visually verify carrier routes with private in-ground pools to focus their direct mail dollars exclusively on properties that need their exact services.
Heavy 16pt Cardstocks & Certified Postal Indicia
Combining QR codes with physical postcards in Columbia connects offline mail recipients directly to your mobile-friendly website, online booking calendar, or instant quote calculator with a simple smartphone camera scan.
Fast Print Turnaround & Direct Post Office Drop
Integrating dynamic QR codes on your Columbia mailer allows smartphone users to instantly redeem online discounts, view video testimonials, or add your business contact card to their phone with one tap.
3D Interactive Preflight & Address Verification
Promotional magnets printed with emergency numbers, sports schedules, or service hotlines earn permanent placement on Columbia home refrigerators for years of zero-cost impressions.
Full-Service Postal Bundling, Facing Slips & Form 3587
Our durable 14-point and 16-point cardstocks are specifically engineered to resist curling and dog-earing, maintaining an immaculate, upright posture on your Columbia customers' desks.
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 Columbia.
Frequently Asked Questions in Columbia, MD
Everything you need to know about specs, turnarounds, and commercial press quality:
What paper stock do you use for postcards mailed in Columbia?
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.
How can I track phone calls and leads from my Columbia 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 Columbia?
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 Columbia.
Do I need to buy a mailing list to send postcards in Columbia?
No! That is the primary advantage of Every Door Direct Mail. You do not purchase names or addresses. Instead, you select postal routes in Howard, and the postal carrier delivers your postcard to every single address along that route.
More Maryland Direct Mail & EDDM Locations
Direct commercial courier and ground dispatch to neighboring hubs throughout Maryland: