The HONK customer service hours are Monday through Friday from 9:00 am to 5:00 pm EST. You can call customer service during these hours. It will also respond to your email during these hours. You can request a meeting during business hours with senior representatives at the corporate office. The HONK corporate office is located at Honk Mobile Inc., 90 Eglinton Ave E, Suite 970, Toronto, Ontario M4P 2Y3, Canada. An office location in the USA is Honkmobile USA Ltd., 3700 Odonnell Street, Suite 200, Baltimore, MD 21224, United States.