A system and method are disclosed for providing prepaid services via an open network architecture system having access to a network, such as the Internet via an Internet protocol. The architecture system is operated by a system operator and includes a customer profile database which stores various customer-related information, such as customer names and their respective payment and contact information, a plurality of databases each storing prepaid accounts for a particular prepaid service, such as telephony, Internet access, paging, and cellular, and web-site system hardware connected to the customer profile database and the plurality of databases and to a network, such as the Internet, for ubiquitously accessing the databases via the Internet for viewing and managing one's prepaid services, as well as purchasing additional prepaid services and/or usage rights. The architecture system further includes network hardware connected to the web-site system hardware for enabling outside system operators, e.g., wholesalers, online retailers, system developers and ISPs, to utilize the architecture system to brand their own prepaid services and offer them through the architecture system.