CallerID

[RayDavies]

Is there a way to dial something to turn caller id on for one call when it is normally off on the mobile phone?

 It is normally off for security reasons.

[TELUS_Support]

If your device is set to block outbound call display and you want to show it, you can dial *31# then the 10 digit number and then start the call. If your device is set to show your outbound call display and you want to block it, then you can dial #31# then the 10 digit number and then start the call.