A calling account recharge system, method, and device are provided. The device has an associated stored-value calling account, and typically includes a selector, a communications program configured to communicate with a recharge service via a communication network, and a recharge option selectable by...http://www.google.ca/patents/US20020119767?utm_source=gb-gplus-sharePatent US20020119767 - Toll free calling account recharge system and method
