Overview
Location Linkage assigns a unique identifier to a group of places or
individuals that share a common address or landmark address. The
Location Linkage assignment process occurs weekly to qualifying in_business: yes, maybe, no
values for US, Canadian, and US Territory records. Linkage is assigned
when a minimum of two places exist at a location and at least one of the
places is categorized as in_business: yes
.
location_linkage.landmark_id
- A unique ID assigned to a group of places at the same location.
Location Parent & Relationship
When multiple places reside at the same location, at least one place is
designated as the primary location (or "parent"). The parent is picked based on in_business
and place_type
values.
The remaining, non-primary locations (if any) reference the parent infogroup_id
in the location_linkage.parent_id
field:
location_linkage.parent_id
- The primary business at a location with multiple places.
All locations are assigned one of the following six (6) parent
relationships based on location details, such as place_type
, pimary_sic_code
,
and corporate linkage
location_linkage.parent_relationship
- The relationship to the primary business at a location.
Relationships are:
primary
- This is the primary business the location. location parent is always blank for these records.department
- This place is a department of the location parent.separate
- This place is a separate, unaffiliated business on the same premises as the location parent.professional
- This place is an individual. The location parent is a main office.affiliated
- This place is affiliated with the location parent.kiosk
- This place is a kiosk at the location parent.
Example
A group of places located inside a Walmart:
name | parent_id | infogroup_id | parent_id | landmark_id |
Walmart | primary | 123456789 | 1234-5678-9012 | |
Walmart Garden Center | department | 889900112 | 123456789 | 1234-5678-9012 |
Walmart Pharmacy | department | 223344556 | 123456789 | 1234-5678-9012 |
Subway | separate | 334455667 | 123456789 | 1234-5678-9012 |
Jennifer Pichler, DDS | professional | 445566778 | 123456789 | 1234-5678-9012 |
Jennifer Ward, DMD | professional | 556677889 | 123456789 | 1234-5678-9012 |
Walmart Fuel Station | affiliated | 667788990 | 123456789 | 1234-5678-9012 |
Coinstar | kiosk | 778899001 | 123456789 | 1234-5678-9012 |
Primary
The primary
value indicates the place is the primary business at the
location. The location_parent_id
is always blank on primary records.
Example
A Walmart is a standalone store that is not affiliated with another business.
name | infogroup_id | parent_id | parent_relationship | landmark_id | |
Walmart | 123456789 | Primary | 1234-5678-9012 |
Department
The department
value indicates that the place is a department of the
location parent. It suggests a corporate or structural relationship
within the same entity.
Example
Walmart Garden Center and Walmart Pharmacy are departments of Walmart.
name | parent_id | parent_relationship | landmark_id | |
Walmart | Primary | 1234-5678-9012 | ||
Walmart Garden Center | 123456789 | Department | 1234-5678-9012 | |
Walmart Pharmacy | 123456789 | Department | 1234-5678-9012 |
Separate
The separate
value indicates that the place is a separate, unaffiliated
business operating on the same premises as the location parent.
Example
Subway is located inside Walmart, but it's not affiliated with Walmart.
name | parent_id | parent_relationship | landmark_id | |
Walmart | Primary | 1234-5678-9012 | ||
Subway | 123456789 | Separate | 1234-5678-9012 |
Affiliated
The affiliated
value indicates a business association between the
current location and its parent that may involve shared branding or
ownership.
Example 1
Walmart Fuel Center is located near or adjacent to Walmart.
name | parent_id | parent_relationship | landmark_id | |
Walmart | Primary | 1234-5678-9012 | ||
Walmart Fuel Center | 123456789 | Affiliated | 1234-5678-9012 |
Example 2
The combination of KFC and Taco Bell creates a hybrid chain location with two brands.
name | infogroup_id | parent_id | parent_relationship | landmark_id | |
KFC | 999888777 | Primary | 2323-9876-3330 | ||
Taco Bell | 222333444 | 999888777 | Affiliated | 2323-9876-3330 |
Professional
The professional
value indicates that the place is an individual or
professional, and the Location Parent is a main office.
Example
The professionals outlined below work within a main medical office located inside Walmart.
name | parent_id | parent_relationship | landmark_id | |
Walmart | Primary | 1234-5678-9012 | ||
Dental Care | 123456789 | Separate | 1234-5678-9012 | |
Jennifer Pichler, DDS | 123456789 | Professional | 1234-5678-9012 | |
Jennifer Ward, DMD | 123456789 | Professional | 1234-5678-9012 |
Kiosk
A kiosk
is typically a self-contained and compact structure designed for
specific purposes such as sales, information, or services.
Example
Coinstar is a kiosk located inside Walmart.
name | parent_id | parent_relationship | landmark_id | |
Walmart | Primary | 1234-5678-9012 | ||
Coinstar | 12345678 | Kiosk | 1234-5678-9012 |
Multi-Tenant Linkage
Multi-Tenant Linkage links businesses within a larger complex or building such as an office hi-rise, shopping center, or plaza.
Multi-Tenant Linkage is structured using four (4) attributes:
landmark_address
- The name of the complex, building, or mall where the place resides.location_linkage.landmark_id
- A unique ID assigned to a group of places at the same location.location_linkage.place_count
- The number of places at a location.location_linkage.professional_count
- The number of professionals at a location.location_linkage.tenant_count
- The number of verified places at a location that are not kiosks, professionals or departments.
Example
A group of places inside Mall of America:
infogroup_id | name | street | landmark_address | landmark_id |
387594658 | Mall of America | 60 E Broadway | Mall of America | 5555-5555-1111 |
750428327 | H&M | 118 Central Pkwy | Mall of America | 5555-5555-1111 |
686198821 | Nike | 244 W Market | Mall of America | 5555-5555-1111 |
973223399 | Lids | 346 E Broadway | Mall of America | 5555-5555-1111 |
463896431 | Nordstrom | 1000 NW Ct | Mall of America | 5555-5555-1111 |
439973044 | Panda Express | 374 S Ave | Mall of America | 5555-5555-1111 |