Landline & VOIP providers rarely have a PIN or security question on file, and CLECs like Level 3 (who supplies Twilio and many others) will approve nearly any p

Landline & VOIP providers rarely have a PIN or security question on file, and CLECs like Level 3 (who supplies Twilio and many others) will approve nearly any port since their customers don't keep customer service records for each number on file with them.