Email all the GSA officers at gsa@ucsd.edu (only valid from a UCSD email address).
 
Call us at 858.534.6504.
 
Stop by our office located in Old Student Center A, Suite 132
(across from Porter's Pub and next to Lecture Notes)
Check out our office hours
Monday-Friday

Send us mail the old fashion way to:
Graduate Student Association UCSD
9500 Gilman Drive 0353
La Jolla, California 92093-0353