Best Address Verification Software for Freelancers
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Compare the Top Address Verification Software for Freelancers as of April 2026
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What is Address Verification Software for Freelancers?
Address verification software enables organizations to verify, standardize, and clean personal and business addresses within an address database. Address verification software is useful for organizations that conduct direct mail campaigns or otherwise rely on accurate physical address data. Compare and read user reviews of the best Address Verification software for Freelancers currently available using the table below. This list is updated regularly.
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1
ComplyCube
ComplyCube
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.Starting Price: $0.10 per credit -
2
Web APIs by Melissa
Melissa
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 accountStarting Price: $4.95 for 1,000 credits -
3
Switch
Quadient
Switch is a secure Saas mailing platform built for small businesses to send documents and letters completely online. Switch handles the printing, postage, and mailing of your documents. With address verification and correction, certified mail, and more Switch is the perfect solution for sending business mail. No more trips to the post office, no more managing mailing supplies or postage meters. Save time and money with Switch. Tired of wasting time preparing mail and in Post Office lines? Meet Switch. Just upload your business documents in seconds, input the addresses and we take care of the rest. Say goodbye to standing in long lines in the Post Office, Switch is the answer to all your problems. With a focus on privacy and security, we make sure your business mail is delivered quickly and securely. Invite your team members to Switch so they can start sending mail safely and securely.Starting Price: $1.48 -
4
Postcoder
Allies Computing
Postcoder is an API from Allies Computing that gives developers a single endpoint for verifying and validating customer contact data at the point of entry. Used across sectors from healthcare to retail, it's built to drop into checkout, onboarding, and account creation flows with minimal friction. What's included: Address lookup – Postcode, partial address, or coordinate-based search across Royal Mail PAF, Ordnance Survey AddressBase, and 249 countries worldwide. Bank validation – Real-time sort code and account number verification, with branch data and direct debit eligibility returned in the response. Email validation – Domain and formatting checks with disposable address detection. Mobile validation – Live network status checks across 200+ countries. OTP verification – SMS-based one-time password delivery. Clear documentation, multi-language sample code, and a straightforward REST structure mean integration is quick. 30 day free trial with no credit card required.Starting Price: £27 per 500 credits -
5
Service Objects Address Validation
Service Objects
One in five addresses contains errors that can result in late or undeliverable mail and shipments. Our address validation US service verifies and corrects addresses to ZIP+4, ensuring addresses are valid and deliverable, avoiding costly shipping and customer service issues. Encompassing multiple authoritative sources, our validation engine leverages over 160 million USPS addresses, as well as an additional 15 million non-postal addresses to validate and correct US mailing and shipping addresses with unparalleled precision. Our engine surpasses the stringent requirements of the USPS, exceeding their CASS (Coding Accuracy Support System) accuracy standards. Our software focuses on address precision, significantly mitigating costs associated with undeliverable, lost, or returned mail. Whether shipping products or mailing invoices, Service Objects Address Validation ensures delivery while avoiding costly address correction fees from the USPS and third-party shippers.Starting Price: $299/month -
6
Xverify
Xverify
We help online marketers improve email deliverability by eliminating hard bounces, reducing spam complaints and minimizing fraud. Instantly knowing which email accounts are not safe to send to helps you filter out potential problems when you send. Have verification immediately work with your webform. Plug in our Javascript or tap into our superfast API for more control. Graph of increasing email deliverability. As your data quality improves, so will your sender score. Engaging in the best practices will boost your campaign performance. Want to quickly and effectively clean up a large dataset? We have a great drag-and-drop uploader or access to an FTP. As we regularly cleanse your data from hard bounces, help keep you safe from high-risk email accounts, and aim to reduce your spam complaints, your sender score will improve. We help you separate the good email addresses from the not-so-good email addresses.Starting Price: $5 -
7
iDenfy
iDenfy
Powerful, all-in-one identity verification, fraud prevention, and compliance platform. iDenfy protects startups, financial institutions, gambling, streaming, ridesharing, and other digital services from identity fraud using a three-layer identity verification process. The process protects businesses from the most threatening forms of identity fraud. iDenfy also provides services for business verification, proxy detection, fraud scoring, AML screening and monitoring, NFC verification, and other fraud prevention services. Founded before AML, fraud, and GDPR regulations were put into place, iDenfy pioneered identity verification. The company covers users' ID verification process in full, combining AI-based biometric recognition and manual human checks to ensure they are real users. Save up to 40% of identity verification costs using our ID verification software. Pay per successful ID verification and save up to 40% of identity verification services expenses.Starting Price: €0.5 per verification -
8
Ideal Postcodes
Ideal Postcodes
Our UK address validation and postcode lookup tools are the most comprehensive available, providing access to highly accurate data, including geolocations and UPRN. We offer a user-friendly integration process with transparent documentation, open-source libraries, and live support. We cater to businesses of all sizes, ranging from small startups to public and FTSE 100 organizations, delivering fast, cost-effective, and well-supported APIs to enable postcode lookup, address search, and address autocomplete. Our services are GDPR compliant, ensuring the protection of your customer data within our UK and EU data centers. With minimal code, you can easily integrate address validation into your eCommerce site, CRM, or any other platform. Our JavaScript libraries allow for quick implementation of address finder and postcode lookup.Starting Price: £9 for 200 address lookups -
9
Smarty
Smarty
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-3Starting Price: $0 per month -
10
AddressFinder
AddressFinder
Make address search easier, enhance your forms with our address finder. Enjoy speedy, predictive and accurate address autocomplete. Our address finder and address verification software will find, verify, cleanse and format accurate Australian addresses via one simple and easy to integrate API. Integrate AddressFinder with your online store or CRM with our plugins. Have confidence in your address database. With AddressFinder’s address verification service you can upload your spreadsheet of Australian addresses (or use our verification API) to match with verified addresses from authoritative AU datasets. Use AddressFinder’s range of APIs to autocomplete addresses, get address metadata (e.g. latitude/longitude values) and more. Our address autocomplete API only ever displays valid addresses from official Australia Post and PSMA databases. The addresses you collect will always be real and mistake-free.Starting Price: $39 per month -
11
Byteplant Address Validator
Byteplant
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.Starting Price: $18 one-time payment -
12
Loqate
GBG
Address verification powered by the most accurate global location data. Deliver exceptional experiences to every customer, wherever they are located. The easiest way for a person to enter a location through single-line address capture on any device or platform. Faster, accurate completion of digital journeys with type-ahead, predictive technology. The most effective way to update and enhance address data, enabling you to achieve the highest levels of quality and accuracy. The easiest way for a person to enter a location through single-line address capture on any device or platform. Faster, accurate completion of digital journeys with type-ahead, predictive technology. The most effective way to update and enhance address data, enabling you to achieve the highest levels of quality and accuracy.Starting Price: $100 per year -
13
WinPure Verify
WinPure Verify
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.Starting Price: $20 per 1000 emails -
14
TrueNCOA
TrueNCOA
Flat-rate, all-inclusive pricing at $20 per file, no recurring fees, no file size limitations. Fully standardized (CASS/DPV) addresses with 18 and 48-month NCOA updates, all included at no additional cost. Fully self-service with no purchase required to view your potential savings on your TrueNCOA report. The fastest turnaround times in the industry with the same results as the other NCOA service providers and a proven API. The lowest price in the industry, guaranteed, makes our services affordable to both small and large non-profits. Keep in touch with customers, save money through postage discounts and eliminate 90% of returned mail in 10 minutes. Our API (Application Programming Interface) is free for developers to write code to integrate our product into your product or platform. Upload, paste, or drag & drop your data file today for our all-inclusive NCOA services and receive your complimentary TrueNCOA report.Starting Price: $20 per file -
15
AddressZen
IDDQD Limited
We provide an address lookup solution to search and verify addresses on an online form. We provide an API and various integrations to implement address verification. Address lookup autocompletes in real time as a user types, speeding up form fill and improving ux. Our data is sourced from USPS, providing the most complete, accurate and up-to-date address database. -
16
Imprint Analytics
Imprint Analytics
We help our customers verify their users’ identity with accuracy and efficiency when their users perform an action or make transactions. “Cause for Pause” is our defining motto because that’s what matters most to our customers. By stopping the automation to assess the individual better, our customers prevent fake identities, bots, scams, bad actors, and, ultimately, fraud from their platforms. We offer scores on all US adults (270 million+) across an array of use-cases relating to synthetic identity and e-commerce fraud. - Top-Level Identity Score - Phone Verification - Email Verification - Address Verification - IP Verification - PII Combinatory Linkages 1. Scores are trained against known outcomes of fake identities 2. Highly advanced data-science and machine-learning techniques utilized 3. Scores are built on top of our market-leading identity graph consisting of online and offline consumer data, historical data, and public filingsStarting Price: $.07 per record -
17
Autoaddress
Autoaddress
Fast, reliable, and secure address capture that reduces friction and improves data quality for 250+ countries. We’ve developed Autoaddress to provide top-tier automation, optimizing time efficiency and elevating user experience, all within an intuitive and user-centric interface. Autoaddress, established in 2000, elevates user experiences for global businesses. Our technology, backed by extensive global data and strong support, streamlines operations and customer onboarding. By offering verified addresses through autocomplete technology, users save time and reduce form friction. Our advanced geocoding capabilities also provide precise coordinates, sharpening customer insights. This combination empowers businesses to operate efficiently on a global scale, ensuring seamless customer connectivity. An extensive database, covering addresses from over 250 countries. Shorten and simplify checkouts, and keep customers on track to purchase.Starting Price: $50 per month -
18
Data8
Data8
Data8 offers a comprehensive suite of cloud-based data quality solutions designed to ensure your data is clean, accurate, and up-to-date. Our services encompass data validation, cleansing, migration, and monitoring, tailored to meet specific business needs. Data validation services include real-time verification tools for address autocomplete, postcode lookup, bank account validation, email verification, name and phone validation, and business insights, all aimed at capturing accurate customer data at the point of entry. Data8 helps improve B2B and B2C databases by offering appending and enhancement services, email and phone validation, data suppression for goneaways and deceased individuals, deduplication and merge services, PAF cleansing, and preference services. Data8 is an automated deduplication solution compatible with Microsoft Dynamics 365, designed to dedupe, merge, and standardize multiple records efficiently.Starting Price: $0.053 per lookup -
19
CDYNE
CDYNE
CDYNE offers reliable and flexible SMS, voice, phone number verification and address verification API's that are easy to integrate and scale for your business. When you combine our SMS API gateway with these awesome features, anything is possible! Our SMS API delivers the tools you need to boost company sales, revenue, customer engagement, and stay connected with your customers. Send mass text messages to customers fast from a memorable 5-6 digit phone number. Send text messages to users of your application, website, or software to ensure secure logins. Automate your entire SMS campaign and the response customers receive after replying. Recipients can easily remove themselves from your SMS campaign with a click of a button. Get detailed reports on how many text messages are sent, plus more valuable data. Use multiple phone numbers to deliver even more text messages to your entire contact list. -
20
PXL Vision
PXL Vision
PXL Vision revolutionizes digital identity verification, automating customer onboarding and KYC processes to increase conversion rates. As the Swiss market leader for digital identity verification, our flexible solutions utilize efficient, AI-based ID checks as a SaaS or on-premise solutions. With our patented technologies, we ensure fast, reliable, and user-friendly identification processes that seamlessly integrate into existing workflows. Our Auto-ID adapts to various customer needs, offering customizable deployment, branding options, and security levels. Since 2017, we have empowered numerous partners and customers to save costs, boost revenue, and enhance user experience. -
21
Fetchify
Fetchify
Capture and verify addresses accurately and speedily for over 240 countries. Verify phone numbers are correctly formatted and exist. Verify the authenticity of every email address. Fetchify integrates with all the leading eCommerce and CRM platforms. Ready-made plugins for most platforms. Simple integration, full technical guidance when you need it, 98% of integrations take less than 10 minutes. Always here for you, great customer service, on the phone, email, online chat. Developer support for technical queries, comprehensive online support center, best quality data, best data quality. We partner with only the best data providers to bring you the fastest, most accurate data verification worldwide. Includes Royal Mail PAF and 240+ country coverage. Our validation tools can optimize checkouts, increase basket conversion, reduce shipping errors and returns, deliver efficiencies in customer service call handling and much more.Starting Price: $24.63 per month -
22
MaxCASS OS
Anchor Software
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. -
23
MaxMover
Anchor Software
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. -
24
AddressPro
Anchor Software
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. -
25
PAV API
CDYNE
PAV (Postal Address Verification) is a CASS Certified™ API that allows you to standardize, correct, and validate U.S. and Canadian addresses in one step. Save time, money, and resources by verifying that addresses are deliverable before mailings or packages are sent out. PAV helps businesses ensure data quality for U.S. and Canadian customers. When verifying a Canadian address, the API will only verify the city, state, and ZIP Code. The province name must be abbreviated in order for PAV to append a missing ZIP Code to a verified Canadian address. CDYNE offers trial license keys for all web services so that you may test the APIs for free. Postal Address Verification (PAV) is an API (Application Programming Interface). The API allows a business's IT department to configure the Web Service on a web page, application, or database with a few lines of code. There is no software to buy or install, no complex system to learn, and the service's data is automatically updated each month. -
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Melissa Data Quality Suite
Melissa
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. -
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BatchData
BatchService
BatchData is a leading provider of accurate and comprehensive property, homeowner, and contact information - offering data solutions to multiple industries working in and around the real estate ecosystem. By combining property, mortgage, listing, foreclosure, valuation, ownership, demographic, and contact information in one place, BatchData helps businesses consolidate vendors, save costs, make better decisions, and streamline operations. BatchData offers flexible delivery methods including bulk data delivery, purpose-built APIs, and self-service list building tools to fuel lead generation efforts, power websites and applications, and enrich systems of records.Starting Price: Volume-Based Pricing -
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PostGrid Address Verification
PostGrid
PostGrid Address Verification is a real-time postal address validation solution for verifying, validating, standardizing, autocorrecting and enriching all of your customers' addresses with our CASS and SERP certified address database. With our Standard address verification API you can easily validate US and Canadian addresses real-time. With our International Address Verification API, you can verify addresses across 245+ countries globally. Ensure your customer's addresses are up to date and ensure accurate mail deliverability.Starting Price: $0 -
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DIRO
DIRO
Instant verification of utility statements and data for proof of address. All electricity, gas, cable, water, and telecom companies globally. Instantly authenticate bank accounts for consumers and businesses both domestic and international. Allow customers to verify their bank accounts securely, in a matter of seconds, using their login credentials. By integrating with DIRO, customers can be up and running on the same day. Eliminate the risk of account error, incorrect name, and confirm good standing. Allow merchants to verify their bank accounts securely, in a matter of seconds using their login credentials. By integrating with DIRO, merchants can be verified instantly, in any bank, any country. Provide borrowers with an easy and streamlined loan experience. Lenders get access to bank data to make informed loan decisions in real time. Allow vendors to authenticate bank accounts, and proof of address and incorporate documents in real-time to eliminate fake and stolen credentials.Starting Price: Free -
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Hopewiser
Hopewiser
Hopewiser is a leading provider of address validation, data cleansing, and data quality services, offering solutions designed to improve the accuracy and efficiency of business operations. The platform uses real-time data from sources like the Royal Mail Postcode Address File (PAF) to validate addresses, ensuring that businesses can confidently deliver to the right customers. Hopewiser also provides tools for email address validation, bank account verification, and data hygiene services, helping organizations reduce errors, prevent fraud, and enhance customer communication. Its offerings are available through cloud-based tools, standalone software, and professional consulting services.Starting Price: £34 for 500 clicks
