Can we keep our toll-free number when switching to Allstream? Yes, you can keep your toll-free number. You will be asked to identify your toll-free number when you set up your services with Allstream. Tagged: phone numbermovingtoll free Was this article helpful? Yes No Related Articles Allstream Portal Documentation Robocall Mitigation Service Making a One-Time Online Payment Adding a Payment Account Public Info and Policies How do I sign in to my account?