The official postal addresses for buildings on the main campus are just the names of the buildings and a room number, plus "Provo, UT 84602". The main entrance is at 155 East 1230 North, Provo. The mailing address for general inquiries is A-41 ASB Brigham Young University Provo, UT 84602 (That's office #41 in the A wing of building ASB). read more