Contact or Report Trouble to GTC Broadband & Granby Telephone Company

Do you have a question regarding your GTC Broadband service? Do you need to report trouble with a services? If so, please complete the form you see below and we will respond within one business day to your request.

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Contact Information

Business Office:
126 South Beaver Avenue
Granby, Missouri  64844

Drive-thru Hours:
Monday to Friday 8:00 to 12:00 and 1:00 to 4:00


Granby – (417) 472-6211
Diamond – (417) 325-6211