E-Mail Britannica Customer Support
United States and Canada
Hours: Monday-Friday, 8:00am-6:00pm, U.S. Central Time
Phone: 1.800.621.3900
Fax: 1.800.344.9624
Africa, Europe, the Middle East, the United Kingdom
Hours: Monday-Friday, 9:00am-5:00pm
Phone: +44 (0) 207.500.7812
Fax: +44 (0) 207.500.7878
Australia, Brunei, Indonesia, Malaysia, New Zealand, the Philippines, Singapore, Thailand
Phone: 61.2.9.923.5600
Fax: 61.2.9.923.5688
Latin America and the Caribbean, Bangladesh, China, Hong Kong, India, Japan, Korea, Pakistan, Sri Lanka, Taiwan
Phone: 1.312.347.7000, ext. 6560
Fax: 1.312.294.2104
Postal Mail
Britannica Support Services
Encyclopędia Britannica
331 North La Salle Street
Chicago, IL 60610