Scrubbing the National Do Not Call Registry is where compliance starts, not where it ends. Eleven states run their own Do Not Call lists with their own registered numbers, their own rules, and their own penalties. If you call into those states on a federal-only scrub, you are exposed to a whole second layer of liability you never checked.
Colorado, Florida, Indiana, Louisiana, Massachusetts, Missouri, Oklahoma, Pennsylvania, Tennessee, Texas, and Wyoming each maintain a separate state list. Every other state relies on the federal registry, so a national scrub covers them. Note that Mississippi discontinued its state list, which is why some older guides still say twelve.
State lists are separate registries. A consumer can be on a state list without being on the federal one, and the state number will not show up in a federal scrub. The states also enforce independently, usually through the Attorney General or a public utility commission, and many open an investigation after a single complaint. State penalties stack on top of any federal exposure, so one unscrubbed call can trigger two separate claims.
This is where callers get caught. Each state writes its own requirements:
Several states also require you to register and post a bond before calling residents, even when you have consent.
The practical answer is to scrub the applicable state lists alongside the federal registry in the same pass, rather than tracking eleven separate sources by hand. Upload your list once, select the states you call into or run all eleven, and get back a file with state and federal matches flagged and removed.
See the full breakdown of state DNC scrubbing and each state's rules, or start with National DNC scrubbing and add states from there.
National DNC, state, litigator, and mobile scrubbing in one pass. Test it on 10 numbers free.