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Address Verification

Real-Time Global
Address Validation

Lob’s Address Verification APIs ensure that your addresses are deliverable and everything you send arrives at the right place, at the right time—every time.
Build Fast, Launch Faster

Try it Out

Enter an address to verify deliverability and see all the
address data available with Lob.
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Enter an address to see results here
Enter an address to see results here
Complete Verification Solution

Accurate and Deliverable Addresses Across Your Systems

  • Increase conversion and eliminate mistakes with front-end autocompletion
  • Reduce returned mail with global delivery verification
  • Maintain evergreen database integrity with address standardization
Detailed Deliverability Data

USPS CASS Certified Address Details at Your Fingertips

  • Access deliverability details such as missing unit information
  • Identify P.O. Boxes and residential or commercial buildings
  • Ingest precise delivery point latitude and longitude
Intelligent Address Correction

Address Standardization and Autocorrection to Eliminate Wasted Costs

  • Ensure accuracy by correcting mistakes and misspelled addresses
  • Meet USPS address formatting requirements with data standardization 
  • Prevent bad address data from causing downstream bottlenecks

Current Reduces Compliance Spend While Improving Their Customer Experience

Features Powering Better
Address Data

Implement developer-friendly tooling
Front-end Autocompletion
Improve website usability and eliminate typos, for webpages across the world
Global Address Verification
Access delivery data for over 240 territories, via API or CSV file
USPS Metadata
Enhance your data with details such as vacancy, building type, and more
Bulk API Endpoint
Process large quantities of data in a single API request
Reverse Geocodes
Input latitude and longitude and receive possible addresses
Lob Confidence Score
Leverage Lob’s extensive insight into mail tracking events
Machine Learning
Increase accuracy with machine learning trained algorithms
Address Elements
Add front-end address autocomplete and verification to any HTML webform in minutes

Ready to Get Started with Address Validation?

Contact us to get a personalized address verification demo.