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This feature is specifically identified on pages 6 and 7 of the Enterprise (Citywide) Address System: Master Address Database (MAD) and Address Maintenance Application - Functional Requirements, Business Processes, and Logical System Architecture (366 KB) document, though it is not yet implemented. When this feature does get implemented, the data product will very likely be available at DataSF, among other data distribution channels.
In December 2009, an early release of the addresses was made available to the Planning Department. This early release has been made available to a larger audience by Mike Wynne of that department.
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