Postal Annex Share: Postal Annex Visit Website 15090 Kensington Park, Ste. 430 Tustin, CA 92782 (657) 660-5163 Hours: M-F:8:30-6 Sa. 10-4 About Map About Postal And printing services, Passport photos, Copying, And mailboxes. What's Nearby? Distance: 5 10 15 20 25 50 mi.