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Address-Autocomplete – Optimize Checkout Conversions.

100 FREE Address Validations No credit card required
Trusted by Enterprises and Governments Since 2003 for Data Accuracy in 240 Countries

How Address-Autocomplete helps to optimize user experience and reduces conversion friction

eCommpay

Excessive form filling is the biggest and most notorious problem for eCommerce checkout pages.

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Every moment spent on manual tasks is a missed opportunity for growth and more customer engagement.

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Global Coverage

Accurate address data for 240+ countries and territories. Provides fast, localized suggestions worldwide.

Sub-Building Level Accuracy

Offers suggestions down to the apartment, office suite, or unit number in many regions.

Highly Customizable Search

Full control over result granularity, allowing suggestions for buildings, street names, cities, ZIP/postal codes, and more.


Error-Free Operations Automated

Streamline workflows and automate processes with our API, ensuring every address in your database is accurate, reducing errors, and saving valuable time.

Boost Checkout Conversion

Leverage our Address Auto-Complete API to watch addresses populate in real-time with just a few keystrokes, accelerating transactions and minimizing user errors.

Global Reach, Local Precision

Confidently expand your business with address validation in 240+ countries, making every global transaction feel as seamless as a local delivery.

Pinpoint Precision

Utilize rooftop-level geocoding to guarantee every package reaches its exact destination, enhancing delivery success rates and building customer trust.

Flexible Credits That Never Expire

Our credits never expire, allowing you to plan long-term strategies without worrying about losing unused validation opportunities.

Seamless CRM & e-Commerce Integration

Easily integrate address validation into your existing CRM and e-Commerce systems, ensuring comprehensive data integrity.

Benefits of Using Address Autocomplete API

For many businesses, the Address Autocomplete API has already become an integral part of their web and app interfaces. Here are the key benefits:

  • Improve Address Data Accuracy - Acts as the first line of defense against bad data by correcting typos and verifying addresses in real-time. This directly leads to fewer returned packages and smoother backend processing.
  • Reduce Checkout Friction & Abandonment - Significantly improves User Experience (UX) by simplifying manual entry. Users can complete the address field in a few characters, boosting form completion rates and increasing conversion.
  • Speed Up Checkout Process - Enables users to enter a full address in seconds, accelerating the transaction and allowing your business to process orders and generate labels faster.
  • Support International Users - Simplifies global operations by supporting over 240 countries and territories. The API localizes address formats automatically, reducing international delivery mistakes and eliminating the need for separate forms.
  • Save Operational Costs - Prevents costs associated with failed deliveries and avoids staff time spent on correcting errors. This results in a more efficient logistics team and higher profit margins.
  • Increase Trust - A polished, tech-savvy checkout process enhances your brand's professionalism, building customer confidence—especially with first-time buyers.

Address Autocomplete API Use Cases

The Address Autocomplete API is a highly useful tool that works across multiple industries. Some of the most well-known use cases are:

eCommerce

In eCommerce, Address Autocomplete speeds up the checkout process and reduces cart abandonment - the API minimizes typing effort and errors.

Customers get real-time suggestions as they enter their shipping details, improving the likelihood of successful delivery. For example, when a user starts typing “123 Main St”, the API suggests “123 Main Street, Springfield, IL 62701” immediately.

Logistics

For logistics and delivery-based services, accurate addresses are key to meeting daily goals. Address Autocomplete helps match postal codes to cities and regions and makes sure that all deliveries reach the correct locations.

This doesn’t just reduce delivery errors but also supports accurate cost estimation for shipping. Companies using our API reduce re-routing and return shipments, saving time and money in the process.

Travel

Travel platforms use autocomplete to simplify booking forms. Whether it's entering a hotel address or billing details, travelers can complete forms faster and make fewer mistakes. For example, typing just a few letters of a hotel name or city instantly brings up the full address.

Banking & Finance

Address Autocomplete supports faster KYC (Know Your Customer) processes by helping users input their information quickly. It also reduces errors during onboarding, which is essential for risk assessments and compliance checks.

Banks and fintech apps use our Address Autocomplete API to streamline account creation by maintaining high data quality.

Healthcare

Healthcare providers use Address Autocomplete to speed up the registration processes and ensure data accuracy. When patients fill out forms for appointments or insurance, the API ensures consistent address data. This helps reduce administrative overhead and prevents duplicate entries.

GDPR compliant

Data Protection Guaranteed

Your data is safe with us. Only you have access to your data. We process and store your data only for the purpose of validation and delete all personally identifiable end-user information within 14 days after the data has been made available to us.

Our Triple Guarantee: Address Validation for Complete Peace of Mind

Trust in our comprehensive guarantees to deliver unmatched performance, reliability, and data protection.

30-Day Full Refund Guarantee:
If you're not completely satisfied, we'll refund your purchase in full within 30 days - no questions asked.
Available 24/7/365:
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GDPR - Data Protection Guaranteed:
Data protection is our highest priority. We provide complete GDPR compliance and guarantee the deletion of all personally identifiable information within 14 days.

Address Autocomplete API Documentation

You can find full autocomplete API documentation here.

Address Autocomplete isn’t just a technical upgrade. It’s a business asset. It saves time, prevents errors, improves customer satisfaction, and boosts your bottom line.

Frequently Asked Questions

What is Address-Autocomplete?

Address-Autocomplete predicts and suggests complete addresses as users type into a form. It reduces typing, speeds up form filling, and improves data accuracy.

How many search and fetch requests are required per address?

Based on our statistics, on average five searches and one fetch request are required per address.

Which countries does Address-Autocomplete cover?

We cover 240+ countries worldwide.

Does Address-Autocomplete replace Address-Validator?

No. Address-Autocomplete can accurately suggest addresses for the user, but it does not automatically check for postal deliverability. We highly recommend to validate the addresses after they have been autocompleted to ensure 100% deliverability.

Can the Auto-Complete API be customized or restricted to specific countries?

Yes, the API allows customization such as via the "MatchLevel" parameters. You can configure Address-Autocomplete to just show locality, state, city, street name, etc. The search can be limited to specific countries with the "CountryCode" parameter.

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