General Inquiries & Customer Service
Phone: (800) 533-8830
Email: customersupport@signonsandiego.com or subscriber.services@uniontrib.com

Hours:
Monday-Friday: 7:00am - 5:00pm
Saturday-Sunday: 7:00am - 12:00pm

For faster service, we encourage you to use our automated system available 24 hours a day.

Mailing Address
San Diego Union-Tribune
P.O. Box 120191
San Diego, CA 92112-0191

Physical Address
San Diego Union-Tribune
350 Camino de la Reina
San Diego, CA 92108