A collection of private networks connected together in a LAN (Local Area Network) of any organization is called?

A collection of private networks connected together in a Local Area Network (LAN) of an organization is commonly referred to as a Local Area Network (LAN) itself. This network facilitates communication and resource sharing among devices within a limited geographical area, such as an office or building. When multiple LANs are interconnected, they form a larger network, often called a Wide Area Network (WAN).