Caller Identification API Data Dictionary

Response Field
Description
ID
Trestle's persistent ID of the phone number/address/person returned.
Phone Number
The phone number normalized and formatted with a country code.
Is Valid
Boolean indicator if the phone is a valid number and assigned to a carrier.
Country Calling Code
The country code for the phone number.
Line Type
Line type indicating if the phone is landline, mobile, fixed or non-fixed VoIP (like a Twilio or Google Voice), toll-free, etc.
Carrier
The MVNO level carrier that provides the service to the subscriber.
Is Prepaid
Boolean indicator if the phone number is associated with a prepaid account.
Is Commercial
Boolean indicator if the phone number is registered to a business.
Belongs To
The primary owner of the phone. In the case of family plans, additional owners associated with this phone are also provided in the associated_people attribute, categorized as ‘PotentialOwner’.
Age Range
Age range of the phone subscriber.
Gender
Gender of the phone subscriber.
Industry
If the phone is registered to the business, this is the industry of the business (e.g., retail, automotive, etc.).
Phone Link Date
The first date in which the phone was linked to the subscriber.
Current Addresses
Current address of the subscriber, including full address, postal code, coordinates, and the date of when the subscriber was associated with the address.
Emails
The list of emails associated with the owner of the phone.