To begin the porting process:
1) please log into your account
2) go to the porting page.
You will need to provide us with your billing address and contact information. We will also require that you fill out a Letter of Authorization and provide a scanned (or electronic) copy of your most recent phone bill that includes your account and address information for all the numbers you'd like to port.
Here is a link to the Letter of Authorization:
For more information about porting numbers to Twilio please visit: