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Using and customizing DTMF codes Follow

Overview

You can dial DTMF codes to easily access certain Zoom Phone features like checking your voicemail or hiding your caller ID. If you're an admin, you can also customize certain codes.

This article covers:

Prerequisites

  • Zoom Phone license
  • Feature related to the DTMF code must be enabled by your admin
  • Customizing DTMF codes require account owner or admin privileges

Using default DTMF codes

The following table lists the default DTMF codes for Zoom Phone. Click the embedded links in the Feature column to view more details and prerequisites for each feature.

Feature

Keycode

Customizable

Details

Check voicemail or record voicemail greeting

*86

 

Select one of your direct numbers as the caller ID, then call *86 and enter your voicemail PIN Code to listen to voicemail messages or record a voicemail greeting.

This DTMF code also works for shared line groups by selecting the group's direct number before calling *86.

Park a call 

*5

Yes

Dial *5 during an active call to park it. To retrieve parked call, press * followed by the retrieval code; for example, *811.

Test audio connectivity

*8378

(*TEST)

 

Call *8378 to test audio connectivity.

Hide caller ID

*67

 

Dial *67 before the phone number to hide Caller ID. This may not work in certain countries or regions.

Activating a device

*90

 

Call *90 to assign a device to yourself.

Sign in to hot desking session

*91 

 

Call *91 and follow the audio prompts.

Sign out of hot desking session

*92

 

Call *92 and follow the audio prompts.

Group call pickup

*98+[group extension number]

 

Call *98 followed the extension number of the call pickup group.

Monitor call (listen, whisper, barge, take over)

Listen: *336

Whisper: *339

Barge: *332

Take over: *338

 

Call the keycode followed by the extension number of the phone user you can monitor.

For example, if you can monitor extension 118, calling *338118 while the phone user is on a call will take over their call.

Switching call monitoring feature while monitoring a call

Listen: *6

Whisper: *9

Barge:*2

Takeover: *8

 

While in monitoring a phone user, use these keycodes to switch between listen, whisper, barge, and take over.

You can't use these codes when you takeover a call. 

Barge into a call (internal safety response team)

3

 

While monitoring an emergency call, members of an internal safety response team can press 3 to barge into the call.

Transfer to other extension's voicemail 

**(extension)

 

Press the soft key to transfer to voicemail, press **(extension), then press Transfer.

The Zoom desktop client / mobile app, Yealink phones, and Poly phones have menu options for this, so there's no need to use the DTMF code.

Start or stop ad hoc call recording

Stop automatic recording

*7

Yes

Dial *7 during an active call to start or stop an ad hoc call recording, or stop an automatic recording.

Your admin can control your access to record calls. Contact your admin if this code doesn't work for you.

 

Customizing DTMF tones (admins)

  1. Sign in to the Zoom web portal.
  2. In the navigation menu, click Phone System Management, then Company Info.
  3. Click Account Settings at the top.
  4. Scroll down to the Desk Phone section.
  5. Under Customize * and # Codes, click Edit next to the code you want to customize.
  6. Enter *, **, or # followed by 1 to 3 digits.
    Note: Some codes will not be available if it conflicts with an existing DTMF code.
  7. Click Save.