Havertown is a residential suburban unincorporated community in Haverford Township, Pennsylvania, United States. It is located approximately 9 miles west of the center of Philadelphia. Havertown's ZIP Code is 19083 and "Havertown" is a postal address. The name "Havertown" was coined by the U.S. Post Office and came into use on January 1, 1946. Before then, each constituent community was known by its local name: Bon Air, Brookline, Penfield, Beechwood, Llanerch, Manoa, Oakmont, Coopertown, and Ardmore. Under William Penn's land divisions these communities were part of the Welsh Tract.