System maintenance is required on the National Do Not Call Registry on Saturday, October 25th from 8 a.m. to 10 a.m. EDT (5 a.m. to 7 a.m. PDT). If you would like to register your telephone number on the National Do Not Call Registry, please call our toll-free number 1-888-382-1222 (TTY 1-866-290-4236). Please wait until after 10 a.m. EDT to file a complaint or to verify or delete your telephone number.