Originally, per-minute billing was provided by phone companies (in the U. There was, from some services, an attempt to keep the caller aroused but short of orgasm, so he would spend more money.(This attitude still survives among some providers.) When public (mostly female) pressure forced the phone companies to stop providing this service to sex workers, a transition was made to a manual method: pre-paid blocks of time, 10, 30, 60 minutes, whatever the customer would pay for.Leonard convinced magazine owner Carl Ruderman to purchase more of these numbers and the business began to be successful using the magazine to promote the service.Leonard herself was surprised at the success of these numbers.If a customer disputed a charge, the telephone company would usually “forgive” the charge but block the caller from calling any other chat lines.By 2007 only Verizon, Sprint and AT&T remained in the chat line business in the U. By 2007 Verizon and MCI had merged and only a few chat line companies remained active as a result.By the end of the 1980s, nearly all of the major local phone companies in the United States, plus the major long distance carriers, were actively involved in the adult chat line business.
Later she recorded others such as Annie Sprinkle "talking sexy".
Verizon provided billing services to calls made in Massachusetts, Rhode Island and Maine.
AT&T and MCI offered nationwide collection services, with a cap of per call.
Once means of transmitting payment were developed, phone sex turned into primarily a commercial activity, with customers (overwhelmingly male) and sellers (overwhelmingly female).
Due to the potential for emotional intimacy between those who have engaged in phone sex, it is a matter of some debate whether phone sex is to be considered infidelity when involving a person outside of a committed personal relationship.