The cabling from the demarc into the wan service provider's central office is called the local loop.
A service provider is an organization that provides services to other organizations, such as consulting, legal, real estate, telecommunications, custody, and processing services. A service provider may be a sub-entity of the organization providing the service, but is usually a third party or outsourced supplier.
A service provider is a person or entity that provides services to another party. Service offerings between service providers and companies are typically governed by service contracts.
Examples include Telecommunications Service Providers (TSP), Application Service Providers (ASP), Storage Service Providers (SSP) and Internet Service Providers (ISP). A more traditional term is service bureau.
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