A toll-free telephone number is a special type of phone number that allows callers to reach a business or individual without incurring any charges for the call. These numbers typically begin with specific prefixes such as 800, 888, 877, 866, and others, depending on the country. They are widely used by businesses to encourage customer inquiries, support services, and sales interactions, as the recipient (the entity owning the toll-free number) bears the cost of the incoming calls. Toll-free numbers enhance customer accessibility, creating a perception of customer-centricity and facilitating easier communication. They are beneficial for marketing campaigns, customer service hotlines, helplines, and national or international businesses seeking to expand their reach while offering a convenient and cost-free means for customers to get in touch.