(a) No person engaged in the business of providing communications services and facilities shall use or operate, attempt to use or operate, cause to be used or operated or arrange, adjust, program or otherwise provide or install any device or combination of devices that will, upon activation, either mechanically, electronically or by other automatic means, initiate the intrastate calling, dialing or connection to any telephone number assigned to any subscriber by a public telephone company, without the prior written consent of such subscriber.
(b) "Telephone number," as used in this section, includes any additional numbers assigned by a public utility company engaged in the business of providing communications services and facilities to be used by means of a rotary or other system to connect with the subscriber to such primary number when the primary telephone number is in use.
(1979 Code Sec. 9.72.010)