A flexible, extensible, and dynamically configurable Advanced IP Messaging Server (AIMS) facility that among other things may leverage various pools of data—including for example routing data, location and presence data, Mobile Subscriber profile data, etc.—to expeditiously process and route, through the use of among other things Feature Tags, a wide range of information including among other things conventional Short Message Service, Multimedia Message Service, IP Multimedia Subsystem, etc. messaging; E-Mail messaging; Instant Messaging communications; Voice Over IP and other (e.g., video conference, etc.) data streams; Session Initiation Protocol-addressed artifacts; etc.