A Phone Carrier Database Verification answers the question "Do US phone carriers (ATT, T-Mobile, Verizon) databases corroborate provided user data?".

eCBSV Database Verification Checks

Verification Check Slug	Check Name	Check Type	Description
`database_phone_carrier_name_first_comparison`	First name	Fraud	Detect if the first name matches with phone carrier.
`database_phone_carrier_name_last_comparison`	Last name	Fraud	Detect if the last name matches with phone carrier.
`database_phone_carrier_address_comparison`	Address	Fraud	Detect if the address matches with phone carrier.
`database_phone_carrier_birthdate_comparison`	Birthdate	Fraud	Detect if the birthdate matches with phone carrier.