The advanced bar code will also be coming into common use - it codes not only the five-digit ZIP code area and the
ZIP+4, which is the block or building of the addressee, but all the way down to the actual address within the building.
* Postal Numeric Encoding Technique (POSTNIET): The barcode system used on letter-size and flat-size mail-pieces for encoding the delivery point information and
ZIP+4 code information.
Adding a window to the envelope/folder allows for a personalized letter and facilitates postal savings and expedition through
ZIP+4 barcoding and postal presort.
* Postal-based geographic units are offered at the ZIP code, Carrier Route and
ZIP+4 levels.
Adding this second engine has enabled us to achieve a 1.5 percentage point increase in
ZIP+4 "codeability." When mailing high volumes, even a small incremental gain in coded addresses can result in substantial monetary benefits in the form of reduced mailing costs, as well as in a higher response from better deliverability.
This
ZIP+4 clustering, while interesting, does not allow for individual distinctions and therefore households can not be counted on to behave to specific marketing strategies with any reliability.
The List MasterFile, on the other hand, is available for a broad range of marketing offers and consists of demographic and lifestyle data as well as some financial information that has been summarized at the
ZIP+4 level.
Also be aware of
ZIP+4 data, as it tends to be heavily skewed toward credit usage; unfortunately, many
ZIP+4s have individuals with little or no credit history.
use off-the-shelf software for ZIP correction, address standardization and
ZIP+4 coding.
Once this process is complete, addresses that were appended with
ZIP+4 codes are now deliverable.