computer software for electronic processing, presentment, analysis, examination, evaluation, tracking, reporting and payment of call usage and/or billing data
Electrical and Scientific Apparatusfinancial management and analysis of billing data; bill presentment, analysis, and payment services provided by means of a global computer network
Insurance and Financialproviding online facilities for electronic processing, presentment, analysis, examination, evaluation, tracking, reporting and payment of call usage and/or billing data
Telecommunications