Who is in Charge of all the Toll Free Numbers?

The millions of subscribers signing on for toll free service each year are quickly learning about the vital role of the 800 Services Management System (SMS/800).

The SMS/800 Data Center houses the main database of available toll free 800, 888, 877 and 866 phone numbers for the United States and Canada. The SMS/800 maintains and updates the database and keeps records of the owners of each number and the service providers. Available numbers on the database are assigned to subscribers on a first-come, first-served, basis.

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