To open a mailing list removal letter, state very clearly that you want to be removed from the mailing list. Write a letter and ask to have your name removed from lists DMA manages.Include your complete name (and any variations), mailing address and telephone number. When you send a letter requesting to opt out of a company's mailing list, don't forget to enclose a mailing label. To opt out permanently: Go to optoutprescreen. Com or call 1-888-5-OPT-OUT (1-) to start the process. If this request is not sufficient for removing my name or those of my listed family members, please notify me promptly of any other procedures I need to follow. Often times, it takes a few months before your request to have a company remove your business from their mailing list becomes effective. There are a couple of ways to get your name taken off political campaigns' directmailing lists. But one way works better.