Contact fields
A contact field is a property associated with a contact. A contact field is populated with specific information such as Address, City, Company, and so on. You may define any additional custom fields that you require to track contacts.
Note: You can create a maximum of 250 custom contact fields.
View the full list of contact fields and their definitions.
Next steps
Viewing contact field population details
Restricting contact fields from web data lookups
Enabling subscriptions to contact field changes