The database inquiry function lets you browse the contents of the CODE-1 Plus database. Using this feature, you can look up houses, apartments, and firms on a given street, in a particular city. You can display and analyze the following information for each city in the CODE-1 Plus database:
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City name
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Cities within a state
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Cities within a ZIP Code
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ZIP Codes in a city
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Streets within a city
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Streets within a locality
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Streets within a ZIP Code
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House ranges on a street
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Apartment ranges on a street range
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Firm names within a street range
Database Expiration and Incompatibility
The interactive matcher ceases to function in accordance with the Domestic Mail Manual (DMM) A960 matrix. The interactive system inquiry area, however, remains available even after the interactive matcher expires. In this case, the following message will be displayed on the prompt line above the function key descriptions:
CODE-1 Plus DATABASE IS EXPIREDAlternatively, if the CASS cycle date has passed, the following message displays at the prompt:
CODE-1 Plus DATABASE CASS CYCLE IS EXPIREDThe interactive system validates the release of the database against the release of the software. If the releases are incompatible, the following message will appear when you enter the CODE-1 Plus interactive transaction code:
CODE-1 Plus PROGRAM ERROR, RETURN CODE=ICPT INCOMPATIBLE
DATABASE FOUNDIn this case, neither the inquiry nor the match process will be accessible.
Expiration of Delivery Point Validation (DPV) Processing
The DPV option will stop working at the end of the fourth month from the release of the database.
If you have an expired DPV database, this message will appear:
DELIVERY POINT VALIDATION SUPPRESSED DUE TO DATABASE
EXPIRATION DATE CHECK