1. An electronic mail gateway for facilitating cross-media messaging between an electronic mail messaging system and a telecommunications switch, comprising: a first host computer in communication with said electronic mail messaging system, said first host computer adapted to store and forward a plurality of electronic mail messages; an electronic mail distributor at said first host computer for selectively altering said electronic mail messages for routing to a plurality of electronic mailboxes associated with said telecommunications switch; and a second host computer in communication with said telecommunications switch, said second host computer adapted to receive electronic mail messages from said electronic mailboxes associated with said telecommunications switch.