United States Search by... Name... Click on Name for contact information if you know the last name of your sales contact or sales representative. Zip Code... Click on Zip Code to type in your 5-digit zip code if you don't know your contact name. Brüel & Kjær 2815-A Colonnades Court Norcross, Georgia 30071-1588 Phone: 770-209-6907 Toll Free: 800-332-2040 Fax: 770-448-3246 Toll Free Fax: 800-236-8351 e-mail: Technical Feedback