Government of Canada
Gouvernement du Canada

De-Register Number

Registrations on the National DNCL are indefinite, and do not expire.
If you are changing your personal telephone number, including landline, wireless, fax or VoIP (for example, if you are moving), or if you wish to remove your number from the National DNCL for any other reason, you may do so by contacting the National DNCL Service Line from the number you wish to remove at:
1-866-580-DNCL (1-866-580-3625).
If you are calling from a TTY device, call:
1-888-DNCL-TTY (1-888-362-5889).