- Offers registration for consumers to stop telemarketers from calling. (United States, for-profit commercial calls only).www.donotcall.gov
- Texas "No Call Lists". Texans may register a telephone number with either of the Public Utility Commission-sponsored "No Call Lists" ...www.texasnocall.com
- Californians Against Telephone Solicitation ...www.stopjunkcalls.com
- The Telephone Preference Service (TPS) is a free service. It is the official central opt out register on which you can record your preference not to receive ...www.tpsonline.org.uk