receiving a request from a telephone service customer, the request including a string having a feature code trigger and one or more digits;

selecting at least one of a plurality of pre-stored alphanumeric messages based on the request and customer data associated with the request;

causing to be transmitted the at least one of a plurality of pre-stored alphanumeric messages to at least one destination address using internet messaging protocols, wherein transmitting includes determining that the received string is associated with a group notification service request and wherein the said at least one destination address is an address other than an address from which the said telephone service customer sent the said request;

receiving the plurality of messages and a plurality of destination addresses from the telephone service customer via a user interface;

associating the messages with the destination address; and

storing the messages and the associated destination addresses as part of the customer data.