Stanford University has announced its schedule of regional information sessions for spring 2008.
Undergraduate Admission | Regional Information Sessions
In most cases those are joint information sessions put on by the Exploring College Options consortium (Duke, Georgetown, Harvard, Penn, and Stanford). I attended last year's program in my town and expect to attend this year. The information sessions are informative and a good setting for asking questions of admission officers.
A more complete list of college information sessions by many colleges at many places can be found at
How to Meet College Admission Officers in Spring 2008