Companies that are looking for new customers or looking for repeat business order toll-free service so that their customers can easily reach them at NO cost to the customer. Customers love to buy from companies that have toll free numbers. Toll free service numbers are available as 800,888,877,866. In the United States, when dialing a toll free service number, you must dial the digit 1 before you start dialing the actual available toll free number. For example, you would dial 1-800-LAWYER.