|Blank or 0
|The address has been successfully coded.
|The address is coded but undeliverable (i.e. on side of street known to contain no houses).
|The ZIP code was not found and the city and state cannot be used to determine a geographical area to search.
|Coding would result in changing both ZIP and city. This is illegal for PO BOX and route type addresses.
|The best match would result in too many suspicious changes.
|The street was identified as an alias but was out of the range restricted for that alias.
|No street address was given.
|There are no street name matches in the given ZIP code or in any geographically-related ZIP code.
|The street may contain superfluous components which cannot be discarded with confidence.
|The house number could not be matched.
|The best match was made to a ZIPMOVE record but was not an exact match.
|A ZIPMOVE match was made but no exact match could be found in the new ZIP.
|The Early Warning System indicates that an exact match will become available in the next database update.
|There are multiple matches with the same degree of confidence. This may indicate an inconsistency in the USPS data.
|Incorrect suffix, directional, street name, or unit resulted in multiple matches with the same degree of confidence.
|Incorrect ZIP, city, or urbanization resulted in multiple matches with the same degree of confidence.
|A corrected field was too long to fit into the supplied field.
|Media Error. The database could not be read because of a hardware or system problem.
|Process Fault. Processing was interrupted due to serious program error. Please contact technical support.
|DPV No Match. The address was found in the Zip+4 data, but not matched in the DPV reference.
|False Positive detected.