AIS Viewer  
AIS Viewer is an interactive DVD, which includes the following AIS products: City/State/Delivery Type, County Name Retrieval, Delivery Statistics Retrieval, ZIP + 4® Retrieval, and Address Lookup. The DVD provides the ability to retrieve, view, and print hardcopy reports, on demand. The DVD is updated monthly and the data is valid for 105 days from the product (monthly) cycle date. The data is encrypted and cannot be exported.

The following report/product options are available on the AIS Viewer DVD:

City/State/Delivery Type – A comprehensive list of ZIP Codes and the city, county, and Post Office™ names associated with those ZIP Codes. The City/State report can be used to validate a city (Post Office) name and ZIP™ Code that is part of a mailing address. The Delivery Type report identifies the type of deliveries made to each ZIP Code (i.e. street, rural, post office box, general, unique, military, and non-active addressed delivery)
County Name Retrieval – Provides the name of the county or parish in which the 5-digit ZIP Code resides.
Delivery Statistics Retrieval – Provides information regarding the number of deliveries by individual carrier route and post office box section. The data file defines the number of post office boxes and business/residential deliveries on city, rural and highway contract routes (HCRs) for every ZIP Code.
ZIP + 4 Retrieval – Provides the ability to lookup and print reports of street records in various formats. (city, state, ZIP Code, carrier route code, etc.)
Address Lookup – Lookup individual addresses to verify/obtain the correct 5-digit ZIP Code, ZIP + 4 code, carrier route code, county code, delivery point code, and check digit code.

The Address Lookup function is free with the purchase of at least one of the four other AIS Viewer products which are priced separately, allowing mailers the flexibility to customize the AIS Viewer to their needs. The annual subscription price is based on the product(s) ordered, and includes 12 monthly updates.

For more information about AIS Viewer and other addressing tools, contact the National Customer Support Center at 800-238-3150, or via email at incsc@usps.gov.
 
 
Links
PS Form 5111, AIS Viewer Order Form (pdf)
AIS Viewer User's Guide (pdf)

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