
The only two exceptions to this law are transactional or relationship type messages, or non-commercial messages such as political surveys or fundraising messages.


You fill out a sign-up form, contest entry, or enroll in an in-store rewards program. You did it. There many valid reasons that you’d give your number to companies. In addition to identifying and storing your number, the ANI system can match it with other digital data associated with you.

You called an 800, 888 or 900 number. When you call phone numbers with these prefixes, your cellphone number is collected by an Automatic Number Identification (ANI) system.
