1. A method for type-ahead processing for multiple different addressees, the method comprising: detecting character input in an addressee field of a composition view of a messaging client executing in memory by a processor of a computer; matching the detected character input to entries in a table of different lists, each of the entries in the table comprising multiple different addressees specified for a previously composed message; and, auto-completing the addressee field with a selected list of multiple different addressees matching the detected character input.