An exposed wiring support system using a messenger wire to support insulated conductors by any one of the following: (1) A messenger with rings and saddles for conductor support (2) A messenger with a field-installed lashing material for conductor support (3) Factory-assembled aerial cable (4) Multiplex cables utilizing a bare conductor, factory assembled and twisted with one or more insulated conductors, such as duplex, triplex, or quadruplex type of construction.