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A toll-free telephone number or freephone number is a telephone number that is billed for all arriving calls. For the calling party, a call to a toll-free number from a landline is free of charge. A toll-free number is identified by a dialing prefix similar to an area code. The specific service access varies by country.
A toll road, also known as a turnpike or tollway, is a public or private road (almost always a freeway since the 1940s) for which a fee (or toll) is assessed for passage. It is a form of road pricing typically implemented to help recoup the costs of road construction and maintenance.
A form of toll-free telephone service in North America was the Zenith number, published in distant cities from where a company expected or desired frequent customer calls.
Toll-like receptors ( TLRs) are a class of proteins that play a key role in the innate immune system. They are single-spanning receptors usually expressed on sentinel cells such as macrophages and dendritic cells, that recognize structurally conserved molecules derived from microbes.
There are many toll roads in the United States; as of 2006, toll roads exist in 35 states, with the majority of states without any toll roads being in the West and South. In 2015, there were 5,000 miles (8,000 km) of toll roads in the country.
Toll-free telephone numbers in the North American Numbering Plan have the area code prefix 800, 833, 844, 855, 866, 877, and 888. Additionally, area codes 822, 880 through 887, and 889 are reserved for toll-free use in the future.
Despite the phasing out of the letter system, alphabetic phonewords remain as a commercial mnemonic gimmick, particularly for toll-free numbers. For example, one can dial 1-800-FLOWERS to order flowers, or 1-800-DENTIST to find a local dentist.
A RespOrg, or responsible organization, is a company that maintains the registration for individual toll-free telephone numbers In the North American Numbering Plan by means of the distributed Service Management System/800 database.
E-ZPass is an electronic toll collection system used on toll roads, toll bridges, and toll tunnels in the Eastern United States, Midwestern United States, and Southern United States. The E-ZPass Interagency Group (IAG) consists of member agencies in several states, which use the same technology and allow travelers to use the same transponder on ...
Toll, in the telecom industry, refers to a charge collected by either an Incumbent Local Exchange Carrier, or a Competitive Local Exchange Carrier on a telephone call. Toll is one class of charges in telecom.