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Find the ZIP Code for an area of a city or town, or the location of a given ZIP Code. ZIP+4 Code Lookup. We make it simple. Enter an address and receive the ZIP+4 code.
People call and ask for the "Full ZIP Code", the "Last 4 Digits" of their ZIP Code, the "9 Digit ZIP Code", the "numbers after a ZIP Code", the "4 digit extension" and so on. Even though they all mean the same thing, The U.S. Postal Service refers to these numbers as the "ZIP +4 Code ".
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Enter a ZIP Code ™ to see the cities it covers. Find Cities by ZIP. Enter a street address along with city and state OR enter a street address and ZIP Code. result does not confirm that a person or company is at that address.
ZIP+4 codes, also known as Plus-Four codes, ZIP code extensions, 9 digit ZIP codes, extended ZIP codes, or full ZIP codes, are four-digit codes that are appended to the traditional five-digit USPS ZIP codes.
The United States Postal Service (USPS) uses ZIP+4 codes to assign five-digit ZIP codes. Each ZIP+4 code comprises a 9-digit code; the first 5 digits represent the standard ZIP code, and the last 4 digits identify a specific geographic location or group of addresses.
Also called plus-four codes, 9-digit ZIP Codes, and full ZIP Codes, you can look up USPS ZIP+4 Codes using various tools. Smarty provides some easy-to-use options for single ZIP+4 Code lookups by address, ZIP+4 Codes in bulk (up to millions at a time), and ZIP plus 4 lookup via API.