Best Address Verification Software with a Free Trial

Sumsub's address verification is one signal within a unified AI-powered trust infrastructure platform, working alongside identity verification, KYC, and risk management to build a complete picture of every customer. Rather than checking an address in isolation, Sumsub connects it to ongoing monitoring and unified decisioning, so businesses catch mismatches and fraud patterns others would miss. This supports compliance and onboarding across more than 220 countries and territories, adapting to new markets and regulatory requirements through configuration. With Summy AI and AI-powered decisioning at its core, teams verify addresses quickly while keeping operations lean. Recognized as a Leader by Gartner, Forrester, IDC, Liminal, and KuppingerCole, Sumsub is trusted by more than 4,000 clients globally for accurate, scalable verification.

Smarty leads the way in location data intelligence, offering a comprehensive suite of address validation APIs for USPS, non-postal, and international addresses. Our address autocomplete API simplifies data entry, and our geocoding and reverse geocoding APIs deliver hyper-accurate results at lightning speed. From New York to Jakarta, Smarty covers the globe, standardizing, validating, and enriching address data. Our fully documented APIs and unlimited tech support make us the top choice for USPS and international address validation solutions. Whether you're in Tokyo or Toronto, our comprehensive documentation and exceptional customer support make it easy to start validating addresses in minutes. With 250 free lookups per month, no credit card required, and a full demo available, Smarty has you covered. From address validation to list processing, we've got every detail you need. Our service ensures security with 24-hour monitoring, encryption, and hashed data, delivering an average sub-3

ComplyCube is a market-leading identity verification platform for automating and simplifying Identity Verification (IDV), Anti-Money Laundering (AML), and Know Your Customer (KYC) compliance, with customers across government, legal, telecoms, financial services, healthcare, e-commerce, cryptocurrency, travel, and more. It offers the most complete, flexible, and cost-effective AML/KYC tools to help you build trust in your business - Whether you’re a startup or a multinational enterprise, ComplyCube will have a solution tailored to your needs. ComplyCube boasts the fastest omnichannel integration turnaround in the market with Low/No-Code solutions, API, Mobile & Web SDKs, Client Libraries, and CRM Integrations.

Melissa’s Web APIs provide a comprehensive solution for global data verification, cleansing, and enrichment to maintain reliable data. Verify, standardize and cleanse global identities, addresses, phones & emails, powered by AI-driven reference data. Our flexible APIs are designed for modern interfaces, including REST, JSON, and XML are easily accessible through our Developer Portal, where you can build, test, and explore integrations. Enhance your data with geographic, demographic, and firmographic insights, along with U.S. property data for advanced enrichment. Melissa supports seamless integration with popular platforms such as Salesforce, Shopify, and more, making data management and governance simple and efficient. Whether you’re focused on data management, data validation, or leveraging our APIs into your website or mobile applications, Melissa helps you unlock the full potential of your data. Get started with 1,000 complimentary credits! All you need is a Melissa account

Shufti is a Glocal Compliance Platform managing the full compliance lifecycle, onboarding, authentication, monitoring, and remediation, for every industry, region, and use case. Every model is built in-house (no aggregators, no third-party engines), deployable on SaaS, private cloud, or on-premise as data residency demands. The first European provider certified at iBeta PAD Level 3, Shufti is SOC 2 Type II, ISO 27001, PCI DSS, and GDPR compliant, trusted by 2,000+ organisations and a Leader in G2's 2026 Identity Verification and AML Grid Reports.

Verify, standardize and correct postal addresses from over 240 countries worldwide. Whether you want to clean up your customer address in your backend database or verify addresses in real-time directly on your frontend, address validator is exactly the right solution for you. Validate email addresses without sending email, improve sender reputation, deliverability and reduce bounce rates with Byteplant's email validator. With our online API you can validate email addresses right at the point of entry. This allows your visitors to correct errors instantly, and only valid email addresses will be accepted. Email is the main point of contact between your business and the customer. Byteplant's email validator will help you reach your customers and keep your email sender reputation intact. We offer full end-to-end email verification solutions for all your email marketing needs. Our email validation services will improve your sender reputation and delivery rates.

A range of powerful verification tools for email addresses and worldwide address details. Our email address verifier tool for email will lookup and check emails to see if they are valid. Check the validity and deliverability of every physical worldwide address. Enhance your location database by adding latitude & longitude coordinates. WinPure, a trusted innovator in data quality and data management solutions. Join the thousands of customers who rely on WinPure to grow faster with better data. WinPure Email Verifier Pro can reduce your bounce rate by 98% or higher and help your emails get delivered to the inbox of your customer. Email Verifier Pro is an online service, there is nothing to install or software to download. Increases campaign ROI A cleaned verified email list automatically means you’re sending out fewer emails than before. Not just that, the emails you’re sending out are well-targeted.

Lob’s mission is to connect the world, one mailbox at a time. Lob is the only direct mail automation and address verification platform for the digital age. Lob's platform automates the direct mail execution process for enterprises at any scale - from creation, printing, postage, delivery, and sustainability with end-to-end analytics and campaign attribution. Over 11,000 businesses trust Lob to transform their direct mail into intelligent mail. Founded in 2013 and based in San Francisco, Lob is venture-backed by Y Combinator, Polaris Partners, Floodgate, and First Round Capital.

MaxCASS OS is Anchor Software’s CASS™ Certified software solution for standardizing United States Postal Service®(USPS) delivery addresses, and updating mailing lists and customer databases with the most complete, correct, and current address information available. MaxCASS OS can be used for batch processing of large mailing lists, or in real-time mode for quick address look-ups. MaxCASS OS is available with integrated MaxMover functionality. By integrating MaxMover, Anchor Software’s certified interface for the USPS NCOA® program, Anchor provides its USPS certified solution for address correction / standardization, and change-of-address processing in a single pass of mailing lists. Address data quality is a key element in developing customer relationships. Address verification and validation tools are an integral part of a robust overall data governance plan and an essential tool in today's business environment.

MaxMover is a USPS NCOA certified software interface that corrects mailing lists with regularly updated change-of-address information supplied by the USPS. It is fully compliant with all USPS regulations and it permits organizations to update their mailing lists and databases in the most efficient way possible. For NCOA Limited Service Providers and End User Mailers, MaxMover is compatible with ANKLink, an option offered by the USPS that allows access to 30 additional months of move information beyond the 18-month USPS COA database. By processing with ANKLink, identified moves in the 19-48 month range are flagged. Then you can either automatically process just the flagged records with Anchor Computer’s Full Service Provider capability to obtain the actual change of address information, separate them for investigation, or drop them from your mailing. ANKLink provides the power of a Full-Service License to Limited Service Providers and end users.

AddressPro represents Anchor’s most advanced, easy-to-use address quality solution to date, since it uses industry standard SOAP/XML web service technology, and provides the ability to support multiple users and/or systems simultaneously. This model allows processing threads to share database resources that are used by the address-processing engine. Additionally, AddressPro generates configurable logs that can help troubleshoot issues a user may encounter. AddressPro provides easy access to address quality wherever data is collected and shared across the organization from multiple touch points. This address data can be used for outbound communications, inbound identification, and business decisions. Data collected through data imports, web portals, call center interfaces, contract administration, accounting, marketing, points-of-sale, or other means can be seamlessly verified and cleansed on premise or via SaaS.

Up to 20 percent of a company’s contacts contain bad data according to industry experts; resulting in returned mail, address correction fees, bounced emails, and wasted sales and marketing efforts. Use the Data Quality Suite to standardize, verify and correct all your contact data, postal address, email address, phone number, and name for effective communications and efficient business operations. Verify, standardize, & transliterate addresses for over 240 countries. Use intelligent recognition to identify 650,000+ ethnically-diverse first & last names. Authenticate phone numbers, and geo-data & ensure mobile numbers are live & callable. Validate domain, syntax, spelling, & even test SMTP for global email verification. The Data Quality Suite helps organizations of all sizes verify and maintain data so they can effectively communicate with their customers via postal mail, email, or phone.

GoAddress is a UK postcode and address lookup API designed to deliver fast, accurate address data in seconds. It allows developers to search by postcode or full and partial address text using simple REST endpoints. The API returns clean, structured address data that is ready for use in forms, databases, and applications. GoAddress is built for production use cases such as checkout flows, customer onboarding, and internal systems. Address data is refreshed daily to ensure accuracy and reliability. Secure API key authentication and high availability make it suitable for business-critical applications. Trusted by thousands of developers, GoAddress offers a quick setup with no credit card required for the free tier.

SmartAddresser 5 is an all-in-one mailing software developed by SmartSoft. Featuring CASS-certified address verification, PAVE-certified presorting, advanced deduplication technology, job scripting, reporting tool, full support for the IM barcode, and more, SmartAddresser puts unparalleled power and control at your fingertips. SmartAddresser 5's innovative Print Layout Assistant also makes label and envelope design easier than ever before. Important add-ons include MUV module, MailSpotter for SA5, Residential Delivery Indicator (RDI), Mail.DAT, Advanced Sortation Modules, SA5 Light, and more.

Ensure the accuracy of your customer address data with AccuMail Verify. AccuMail Verify is a point of entry address verification and correction API that validates customer addresses before they go into a business' database. AccuMail Verify is designed for rapid deployment in both REST and SOAP environments, is CASS Certified for accuracy, and offers full customization of web forms for seamless integration within apps or website.

CLEAN_Data is a collection of enterprise data quality solutions for managing the challenging and ever changing profiles of employee, customer, vendor, student, and alumni contact data. Our CLEAN_Data solutions are crucial in managing your enterprise data integrity requirements. Whether you are processing your data in real-time, batch, or connecting data systems, Runner EDQ has an integrated data solution your organization can rely on. CLEAN_Address is the integrated address verification solution that corrects and standardizes postal addresses within Oracle®, Ellucian® and other enterprise systems (ERP, SIS, HCM, CRM, MDM). Our seamless integration provides address correction in real-time at the point of entry and for existing data via batch and change of address processing. Real time address verification in all address entry pages using native fields in your SIS or CRM. Integrated batch processing corrects and formats your existing address records.