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LiveAddress Verification API

Super-simple and super-fast US address verification. Validate street addresses within your application or on your website. Obtain valuable information about addresses, including whether they can receive mail and shipments.

LiveAddress API scales in the cloud based on demand, and is hosted out of 3 reliable and redundant datacenters across the nation. Submit up to 100 addresses per request, and don't pay for addresses that don't validate. Get started anytime with a "free forever" subscription of 250 lookups/mo. Unlimited and reseller plans are available.

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LiveAddress Verification: Highlights

Summary
US address verification, validation, and geocoding
Category
Shipping
Tags
Protocols
REST, SOAP, Javascript
Data Formats
JSON, XML
API home
http://smartystreets.com/products/liveaddress ... 

LiveAddress Verification: Specifications

Functionality

Client Install Required
No  
Service Endpoint
https://api.smartystreets.com/street-address/

Signup and Licensing

Signup Requirements
Free or paid subscription  
Developer Key Required
No  
Account Required
Yes  
Commercial Licensing
Yes  
Provider
smartystreets.com/  
Non-Commercial Lic.
Yes  
Data Licensing
Users are not authorized to resell or distribute the API service to others; please talk to us about a reseller plan.  
Usage Fees
250 free per month, then tiered pricing based on usage allocations (UNLIMITED is available)  
Program Fees
None  
Certification Program
N/A 
Usage Limits
Tiered, but UNLIMITED plan available 
Terms of Service
smartystreets.com/legal/terms-of-service 

Security

Authentication Model
API Key 
SSL Support
Yes 
Read-only Without Login
Yes 

Support

Vendor API Kits
C#, Javascript, jQuery, Java, PHP, Python, Ruby. See: https://github.com/smartystreets/LiveAddressSamples 
Community API Kits
ColdFusion 
API Blog
 
Site Blog
smartystreets.com/blog 
API Forum
 
Developer Support
smartystreets.com/kb/liveaddress-api 
Console URL
 

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