Span Global Services is the industry leader for business mailing lists and sales leads. Get access to 25+ million businesses data across the world. There is no self-service opt-out form. You must email [email protected] (or write to Span Global Services, 297 Kingsbury Grade, Suite 100, Stateline, NV 89449, or call 1-877-755-0023) to request access, correction, deletion, or suppression of your data. The policy warns that some residual/historical data may be retained in backups and for audit purposes, and it gives no response deadline, so follow up if you hear nothing.