The 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. Available numbers on the database are assigned to subscribers on a first-come, first-served, basis. SMS/800 keeps records on the status of all 800 numbers.

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All About Toll Free Numbers

Under rules established in 1997 by the Federal Communications Commission, toll free service providers cannot reserve a number without having an actual toll-free subscriber for whom the number is being held. By law, available numbers must be doled out on a first-come, first-served basis. Numbers are selected off the database at the 800 Service Management System (SMS/800).

Read more here.

What is the 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. Available numbers on the database are assigned to subscribers on a first-come, first-served, basis. SMS/800 keeps records on the status of all 800 numbers.

Read more here.