Most major concerts are sponsored by Student Entertainment Events. Weekends at Maryland sponsors smaller bands during Friday afternoons and some evenings (see their Friday Concert Series schedule). Other musical events are run through the Clarice Smith Performing Arts Center (CPAC). Check their link for more information.

On-line resource that covers the spectrum of music offerings in the DC-area. Also see the Washington Post's Entertainment Guide.
» City Paper website

Check out local concerts and purchase them online. The Stamp Union Ticket Office is also a Ticketmaster location. The office is next to the Hoff Theater.
» Ticketmaster website