The Direct Marketing Association of South Africa (DMASA) is a Section 21 Company  and self-regulatory organization empowered by law to Ensure That Direct marketers adhere to a strict code of practice , and to protect the rights of Consumers When buying directly from marketing organizations. 
The DMA’s website carries a national opt-out database where,  once registered, you will not be contacted by any member companies of the DMA. 
- Direct Marketing Associations
- Jump up^ “Enterprise details for 2005/040417/08” . Companies and Intellectual Property Commission . Retrieved 2 May 2014 . [ dead link ]
- ^ Jump up to:a b “Consumer help: direct marketing, junk mail” . SouthAfrica.info . Retrieved 2 May 2014 .
- Jump up^ “Database homepage” . www.nationaloptout.co.za . Retrieved 10 February 2017 .