Number Porting

Keep your existing phone number and transfer it without any downtime


  • Port your current phone number to Telzio by uploading two simple forms online
  • Set up your call flow so you don’t experience any downtime when the number ports
  • Get the exact date the number porting will be complete


  • No downtime for your phone service
  • No need to update your contacts with a new phone number
  • No porting fee for U.S. numbers (porting fee applies for some countries)

Frequently Asked Questions About Porting Numbers

How do I port my existing phone number?

To port your phone number you will need to upload a copy of your last phone bill and a signed authorization form through the Telzio website.

How long does it take for a number to port?

While every carrier is different, it usually takes 5 to 7 business days for a number to port.

Will there be downtime in my phone service during the number porting?

Not if you set up your Telzio service so it’s ready for use as soon as your number ports.