These are the most common codes used during daily business operations.
| Function | Default Code | Notes |
| Voicemail Menu | *4 |
Dial *4 to access your own mailbox. |
| Direct to Voicemail | *4{ext} |
Dial *4101 to leave a message for Ext 101 without ringing it. |
| Call Pickup | *20* |
Dial *20*101 to "grab" a call ringing at Ext 101. |
| Generic Pickup | *20* + Send |
Dialing just *20* picks up the first available ringing phone. |
| Intercom | *9{ext} |
Dial *9101 to open a two-way speaker page (if supported by the phone). |
| Echo Test | *777 |
Useful for testing audio lag, volume, and jitter. |
Unlike "Hold," which is local to your phone, "Parking" allows anyone in the system to pick up the call.
To Park a Call: Perform a Blind Transfer to *00 through *09.
Example: Transferring a call to *01 places it in "Parking Orbit 1."
To Retrieve a Parked Call: Dial *10 through *19.
Example: Dialing *11 retrieves the call from Orbit 1.
Change how the PBX handles your calls without using the app interface.
Available: *30
Away: *31
Do Not Disturb: *32
Lunch: *33
Business Trip: *34
Log In (All Queues): *62
Log Out (All Queues): *63
These codes affect the entire system and are typically restricted to managers or admins.
| Function | Code | Description |
| Force "In Office" | *641 |
Overrides schedule; forces system into Day Mode. |
| Force "Out of Office" | *642 |
Overrides schedule; forces system into Night Mode. |
| Reset to Default | *640 |
Returns system to its automated time-based schedule. |
| Billing Codes | ** |
Format: {Number}**{BillingCode} (e.g., 5551234**999). |
Specific codes for hotels using 3CX for room management.
Maid/Housekeeping Status: *68{Status}
Dialed from a room phone to update the PMS (e.g., *682 might signify "Room Cleaned").
Mini-Bar Charges: *68*{ItemCode}*{Amount}
Updates the guest bill (e.g., *68*1*2 for 2 items of code 1).
Wake-Up Call: *16
Follow the IVR prompts to set or cancel a wake-up time for the room.
If you use the "Ring my mobile simultaneously" feature, you can use these codes on your mobile's keypad during an active call:
Hold: *80
Un-hold: *81
Blind Transfer: *82# {ext} #
Attended Transfer: *83# {ext} # (Talk to recipient, then dial *84 to complete).
Conference: *83# {ext} # (Talk to recipient, then dial *85 to join all parties).