ZIP+4® centroid coordinates have been updated statewide. This update includes new records assigned by the US Postal Service, and alignments based upon new road centerlines, or updated address point data.
For history on the publication of ZIP+4® centroid coordinates visit this article.
ZIP+4® on GeoStor: http://bit.ly/zip_4_centroids
ZIP+4® on Statewide FTP: ftp://ftp.geostor.arkansas.gov/Public_Statewide/ TITLE: LOCAT_ZIP_PLUS_4
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