Definitions for "Alternative Operator Service Providers"
Alternative Operator Service Providers (AOS) are basically nontraditional companies providing telephone operator services. Operator services involve operator assistance in placing a call. The most common services are alternative methods of paying for a call, such as: Collect calling Charging the call to a third party Paying by credit card (either a major credit card or telephone company calling card.). AOS providers are resellers who also provide operator services to: Payphones Hotels Other locations used by travelers and the general public.