AT&T related help: Landline home phone support



DavidBFreedman's profile

New Member

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3 Messages

Monday, February 6th, 2023 10:33 PM

I need a new extension for a CL83451 phone. Is TL86003 compatible?

I would like to add another extension to my wireless home phone landline it is a CL83451 phone. All I see being sold now is TL86003. Is it compatible?

Accepted Solution

Official Solution

New Member

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3 Messages

1 year ago

No, it's not.  Go to ATT.com to see the list of compatible extension phones. They are not all sold at Staples.

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