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  • 5-STAR CUSTOMER SERVICE
    While others charge over $250/hour for training, AccuZIP training and support are always free
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  • AccuZIP+Enfocus Integration
    An exclusive webinar that explores the seamless integration between AccuZIP and Enfocus Switch
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  • Switch to AccuZIP6!
    Direct Marketing Consultant and World-Class Presenter Trish Witkowski Tells You Why
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  • Maximize Political Mail with AccuZIP
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  • The All-In-One postal software and data cleansing solution
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  • REMOVE THE BLINDERS!
    Gain visibility and measure response rate and success of each mailing
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  • Get the Right Direct Mail Marketing List
    Also Learn To Enhance and Update Direct Mail Lists with Trish Witkowski
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  • 48-MONTH NCOALink®
    Real-time unlimited record & file processing at a flat fee.
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  • Where To Find Us
    Minuteman Press Vendor Show | July 30 - August 1, 2025 | Las Vegas, NV
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  • IMPROVE THE QUALITY OF YOUR DATA
    Keep your data up to date with our data enhancement services.
    DSF2®, Deceased Suppression, Apartment Append, ACOA
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  • DRIVE MORE BUSINESS
    Improve direct mail campaigns by adding these to your postcard mailings
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  • Drowning in renewal fees?
    Did your mailing software renewal price increase? Don't worry! We'll save you!
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  • A Journey To Enterprise
    with PostcardMania
    Presented by Trish Witkowski from foldfactory.com
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Mailing Software

Whether you create mailings for your own company, a small mom & pop printer, or a large mail house, AccuZIP has a product specially designed to meet your mailing needs.

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Mail Tracking

Mail tracking delivers ROI in many different ways. Regardless of your role in the mailing process or market you’re targeting, it’s vital you leverage the power of data to optimize your communications using mail tracking.

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Data Quality

Stop wasting money on postage due to bad data! AccuZIP’s contact data quality and address validation technologies ensure contact data is entered correctly at the point of entry and maintained on an ongoing basis.

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RESTful API

The core features of AccuZIP6 built into a Direct Mail API as well as a Point of Entry Address Validation API to integrate into your interface

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Professional
Services

Dedicated to simplifying the complexities of your workflow so you can focus on what you do best - running a productive and profitable business

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Residential &
Business Lists

Purchase a mailing list targeted to your geographic and demographic requirementsLet our award-winning staff lend a hand in helping you setup your first of many Informed Delivery campaigns

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Importance of
Data Quality
Poor address quality leads to a significant expense for both the USPS® and the mailing industry. Reduction of Undeliverable as Addressed (UAA) mail is a significant contributor for achieving effective mail results.
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Mailing Made Easy
AccuZIP’s all-in-one solutions can tackle anything from basic mailings to the most complex. Whether you need desktop software or custom integration through API’s, we have the tools for all of your presort and data cleansing needs.
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You guys have indeed been great partners in aiding us with getting our mailings processed through your software and out the door. I want to say we’ve been with you guys for at least 12 years now, if not longer. Find something good you stick with it is how I see it.
- P.H., Colorado Springs, CO
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The Past:
AccuZIP's significant contributions to the mailing software industry secure AccuZIP, Inc. a place in the Smithsonian National Postal Museum. See how AccuZIP's founder and CEO, Steve Belmonte, pioneered Mailing Software and established industry standards for mail processing & compliance, mail tracking, data hygiene, and address validation used by the USPS and in all mailing software packages today.
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The Future:
Innovation as a brand value helps AccuZIP adapt and stay ahead of the competition. Read this American Express Open Forum Card Member Spotlight to see how innovation continues to push AccuZIP, Inc. forward by anticipating customer needs for multichannel solutions, game-changing software, and RESTful API development.
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Postal Bulk Mail Software and Data Cleansing For Direct Mail Marketing

Unlimited training and support. Once you become a customer, you become our partner.   We want our partners to feel comfortable and confident using our software.  There is no need to worry about taking notes or remembering your initial training.  Our team records your session and sends you the video to reference as needed.  And we don’t stop there.  If you need us three days or three years after your purchase, our support staff is always available through live chat, email, and phone.  You will always get a live person during office hours!