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Telephone Support
Finding The Issue
Service or Device?
You may avoid a possible service charge by completing the following steps before scheduling a repair trip.
Check each phone/device to determine if the problem is with your equipment.
Connect a working phone to your test jack.
Business Phone Systems
GrandStream Quick Guide
GrandStream Full Guide
Contact Our Repair
Contact Us by Phone
Contact us by phone at any of our offices to be sent to our repair department or help desk and let them assist you! You can find our contact numbers here on our Contact Us page.
Contact Us Online
Let our Help Desk help you by visiting their online chat room!

Report a service issue
Contact Us by Email
Visit our Contact Us page and send us an Email with your issue! Be sure to include an Email so we can contact you with our answer! You can send the email from the bottom of our Contact Us page here.