A landline (also known as land line, land-line, main line, home phone, landline, fixed-line, and wireline) is a phone that uses a metal wire or optical fiber telephone line for transmission as distinguished from a mobile cellular line, which uses radio waves for transmission.[1]

See or edit source data. Ritchie, Hannah; Roser, Max (2 October 2017). "Technology Adoption". Our World in Data. Retrieved 12 October 2019.