· REQUEST GENERAL INFORMATION · REQUEST SALES INFORMATION · REQUEST SUPPORT Contact Us Sonant Corporate Headquarters 6215 Ferris Square Suite 220 San Diego, CA 92121 Phone 858.623.8180 Toll Free 800.929.2920 (US only) Fax 858.623-8190 E-mail General Information Sales Support Visit Sonant Sonant is located in San Diego, approximately 15 miles north of the San Diego airport. Find Sonant on Mapquest