About Locations

ADTRAN's corporate headquarters is located in Huntsville, Alabama, in the second largest research park in the United States. We have engineering research and development centers in Phoenix, Arizona; Burlington, Massachusetts; Ottawa, Ontario, Canada; Hyderabad, India; Greifswald, Berlin, and Munich, Germany. Sales and support offices are located throughout the U.S. and around the world.

ADTRAN, Inc.
901 Explorer Boulevard
Huntsville, Alabama 35806 USA
U.S. Headquarters
+1 256 963 8000
+1 256 963 6300 fax
international@adtran.com

International Customer Service
+1 256 963 8716 voice

Canada—Ottawa, Ontario
555 Legget Dr,
Tower B, Suite 830,
K2K 2X3
+1 613 599 9698

Canada—Toronto, Ontario
+1 877 923 8726
+1 514 989 3198 fax

+1 905 625 2515
+1 905 625 2511 fax
sales.canada@adtran.com

Canada—Montreal, Quebec
+1 877 923 8726
+1 514 940 2888
+1 514 989 3198 fax
sales.canada@adtran.com

Mexico/Central America
+1 256 963 3321 U.S.
+1 52 55 5280 0265 Mexico
sales.mexico@adtran.com

South America
+1 256 963 3185
+1 256 963 6300 fax
sales.brazil@adtran.com
sales.latam@adtran.com

Europe Regional Headquarters—Munich, Germany
+49 89 411097 111
sales.europe@adtran.com

Germany
+49 89 411097 111
sales.germany@adtran.com

Central/East Europe
+49 89 411097 111
sales.cee@adtran.com

South Europe
+49 89 411097 111
sales.southeurope@adtran.com

West/North Europe
+44 3331 127080
sales.wne@adtran.com

Middle East and Africa (MEA)
+966 11 454 7934
sales.mea@adtran.com

Asia—Singapore
+65 6232 2305
+65 6232 2888 fax
sales.asia@adtran.com

Australia/New Zealand—Melbourne
+61 3 9658 0500
+61 3 9658 0599 fax
sales.australia@adtran.com

India—Hyderabad
3rd Floor, NCC Building, Survey No: 64
Durgam Cheru, Madhapur-500081
+91 40 30114800
+91 40 30114899 fax
sales.india@adtran.com