SmartyStreets

Address Validation APIs

Need the power and versatility of an API? We've got you covered.
Features
Check out the demo below!
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Suggests apartment and suite numbers
open letter
All addresses are valid USPS mailing addresses
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User can omit directionals and street suffixes, or even type the wrong ones
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Returns verified addresses after one keystroke
global search
Filter by ZIP Code, city, or state
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Works with official and alternate city names

Like the demo? Try the real thing.

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