A. Directory Assistance. A pay phone service provider may charge a user for a directory assistance call.
B. Charge-Free Calling. A pay phone service provider shall permit a user of its pay phone to reach any of the following without payment:
(1) A toll free number;
(2) The Universal Emergency Number 911 Services by dialing "9-1-1";
(3) The telecommunications relay service; and
(4) A local operator by dialing "Zero-Minus" (0-).