AGENCY: Utah Geospatial Resource Center

SERIES: 26844
TITLE: Zip code records
DATES: 2001-2021.
ARRANGEMENT: Grouped by file type, thereunder chronological.

DESCRIPTION: This geospatial record represents an ongoing effort to approximate the geographic extents of 5 digit zip codes. The dataset was produced using a combination of methods and is based on several sets of source data. Methods include: 1) using local zip code polygon data obtained from Weber County and Salt Lake County and cities contained within these counties; 2) Identifying place locations (city, town, places) from the postal service website and address information system (AIS) and building theissen polygons around these places; and 3) editing line work using the 2000 Census TIGER line file's zip code attributes.

RETENTION

Permanent. Retain for 1 year(s)

DISPOSITION

Transfer to Archives.

RETENTION AND DISPOSITION AUTHORIZATION

Retention and disposition for this series is authorized by Archives general schedule Boundaries records, GRS-2593

AUTHORIZED: 12/16/2008

FORMAT MANAGEMENT

Computer data files: Retain in Office for 1 year after until superseded and then transfer to State Archives with authority to weed.

APPRAISAL

Administrative Historical

The disposition of these records is based on the administrative and historical need of the AGRC.

PRIMARY DESIGNATION

Public

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