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For assistance with your GTC Wireless account or to ask questions please contact us via the form below or call 1-800-269-3117 . Thank you!

Mailing Address:

GTC Wireless
20 Troy Road
Whippany, NJ 07981
Our Customer Support is open:
  • Monday - Friday 9:00 AM until 6:00 PM (Eastern Time)
  • Saturday - Email Only - please use the form below
  • Sunday - Closed

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