Most Accurate & Fastest Address Verification

Smarty is simply the best solution for USPS and International Address Validation. From our APIs, to our list-processing tools, we have an address validation solution for you.

Address Validation Tools

US Rooftop Geocoding

Geocoding transforms addresses into lat/long coordinates. We provide hyper-accurate geocoding at blazing speeds. All for a fixed price.

Get More DetailsHyper-accurate US Rooftop Geocoding
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Fast, easy, and reliable

Our simple API documentation and fantastic customer support make it easy to start validating addresses in just a few minutes.
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Get rolling in minutes

No credit card required. Get 250 free lookups per month. Try out the full demo before signing up.
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100% up-time

Our service averages (drumroll please)…100% up-time!
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Every address on the planet

From Tokyo to Toronto and everywhere in between. Verify addresses with our USPS and International address validation APIs.
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Customer-loving support

Talk with real people who love helping you.
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Ridiculously good documentation

Comprehensive and easy-to-digest documentation. From our address validation APIs to our List Processing Tools, every detail you need is right here.
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Guaranteed data security

24 hour monitoring, encryption, and hashed. And we swallowed the key.
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Transparent pricing

Simple pricing. No setup fees, commitments, or gimmicks.
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Really fast

There's fast and then there's Smarty fast. Our service averages sub-30 millisecond response time.

The leader in location data intelligence

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