Can we keep our toll free number when switching to Integra service? Yes, you may keep your toll free number when switching to Integra service. You will be asked to identify your toll free number when you set up your service with Integra. Tagged: movingphone numbertoll free Was this article helpful? Yes No Related Articles Moving your service Transferring services to a new provider (Porting) Adding an authorized user to your account W-9 Forms How do I login to my account? How do I request to receive a phone book?