How to Find an Address Using an API
If you want to find an address using an API, you need to understand how the address lookup works. The end-user uses a web application that displays a pick-list to choose a match for a particular address. A URL encoded Sid is specified in the q parameter. The client program will repeat the process until it returns a single item. When the Selected field is set to true, the lookup is complete. If not, the query is repeated and the output fields are returned. There are several components involved in an address lookup. First, the address component represents the name of a geographic area or locality. Then, the freeformAddress property is constructed. Next, there is the entry point. An entry point represents the location of the address and includes the latitude and longitude. The value of this parameter can be either the main or the address component. Depending on the application, the address lookup will also return the ZIP+4 code. Another type of address API is available for free fro...