Some BBS vendors maintained a list of public sites running their BBS software. For the price of a self-addressed stamped envelope, they would send it to you.

Some BBS vendors maintained a list of public sites running their BBS software. For the price of a self-addressed stamped envelope, they would send it to you. You would know to do this because you read it in a magazine. Another good place for BBS phone numbers was on a warez crack screen.