IOS is the brand name under which IOS Telecom provides operator-services worldwide, including the U.S. IOS, which stands for international operator services, is one of the leading call center operator-services providers in the U.S.. The company specializes in providing live operator assistance to travelers all over the world who need assistance in placing a phone call. IOS Telecom accepts all major credit cards as a form a payment. They also allow third-party billing, reverse charge call, and collect calls to bill charges for overseas phone calls.
Although the company allows major credit cards to be used, many believe that the charge on credit card is too high and there are many online class action law suits being filled against this company.