ZIP Codes API - Developers Reference Postal, Mapping, Addresses The ZIP Codes API from STANDS4 uses REST calls to enable you to get the US location behind the zip code in XML format.Track API VersionsSDKs (0)How To(0)Source Code(0)Libraries(0)Developers (0)Followers (26)Changelog (0) Versions SDKs Articles How To Source Code Libraries Developers Followers ChangelogDevelopers (0) Add Mashup