Abstract: A system facilitates the purchase of telecommunication services from a variety of sellers. The system stores a set of responses to purchase requests for telecommunication services associated with a plurality of service providers, each response reflecting at least one telecommunication service offering associated with one of the service providers and a related cost for the telecommunication service offering. The system establishes a session for considering the purchase of telecommunication services. A purchase request is input, including information indicating a requested telecommunication service. The system accesses the stored set of responses to purchase requests for at least one response reflecting at least one telecommunication service offering capable of satisfying the requested telecommunication service, and permits a requester to accept the response during the session.

Abstract: A system facilitates the purchase of telecommunication services from a variety of service providers. The system receives a request for purchasing at least one telecommunication service from a buyer via a buyer terminal, provides the request to a group of seller terminals corresponding to a group of the service providers, and receives a reply from the seller terminals in response to the request. The system then provides the replies to the buyer terminal, receives a selection from the buyer terminal in response to the replies, and notifies a service provider of the selection and an identity of the buyer.

Abstract: A system facilitates the purchase of telecommunication services from a variety of sellers. The system aggregates buyers for purchasing at least one telecommunication service as a group, generates a request for purchasing the telecommunication services, provides the request to the sellers, and receives replies from the sellers in response to the request. The system then provides the replies to the group, receives a selection from the group in response to the replies, and notifies a seller of the selection.