US Patent 10504051 Method and apparatus for postal address matching

Provided are methods and apparatus for matching postal addresses. In an example, provided is a method for comparing postal addresses. The method includes receiving a first postal address, standardizing the form of the first postal address, removing a component of the first postal address to create a canonical representation of the first postal address, and utilizing a signature-based algorithm to identify at least one stored signature which substantially matches the first postal address.