Identifiers and classifiers include unique details about each place. Use them to keep track of places over time and select specific types of places.
We assign a unique 9-digit identifier to each record in our database. We call this identifier the
infogroup_id remains constant for the life of a record, even through traceable address changes and acquisitions.
infogroup_id is most helpful in tracking records over time since all transactional updates are performed around the
infogroup_id can also be used to share content because all customers receive the same
infogroup_id for each place.
infogroup_id- Data Dictionary
Each record in the database is identified with a specific
place_type that provides details about the type of place the record
represents. Every record is assigned one of five possible place types.
When a place belongs to a corporate family,
place_type describes the place's position within the corporate hierarchy. A value of
headquarters indicates the place is the direct parent of other businesses.
A value of
branch indicates the place reports to a direct parent within a corporate hierarchy and is not the headquarters for other
In the case of offices where professionals operate, we compile records for the main office location and each of the professionals operating at that office. When a record represents a professional individual, it is assigned a
As an example, a clinic where five physicians work will be represented as six unique records. In this example, the five individual doctors
at the clinic will have a
Kiosk records represent places that are typically unmanned. When places fall within specific categories, such as ATMs, they are assigned
Kiosk records are compiled differently than other records in our database:
- They typically do not have a phone number.
- They do not carry an employee count.
- They are assigned undeliverable mail scores.
When places are not part of a corporate family and do not represent a kiosk or professional individual, they are assigned a
Identify places as operating out of a home using the
The database is processed through the United States Postal Service (USPS) Delivery Sequence File (DSF) each month. The DSF identifies addresses as either residential or commercial.
DSF typically identifies high-rise buildings with mixed residential and commercial use as a residential property. For this reason, additional attributes about the place are considered. Places that are government establishments, employ five or more, or are the headquarters for other businesses are not identified as
work_at_home. Certain categories are also excluded from