Barron's customer service email
According to Barron's website, the customer service email address is:
You can also contact Barron's customer service by phone at:
1-800-544-6666 (Monday-Friday, 9:00 AM-5:00 PM ET)
Or, you can write to them at:
Barron's Customer Service 1100 Spring Lake Drive East Brunswick, NJ 08816
Please note that these contact details are subject to change, and it's always a good idea to check the Barron's website for the most up-to-date contact information.