Plainfield

Plainfield is the name of several places 

 Canada 
 Plainfield, Ontario

 United States 

 Plainfield, California
 Plainfield, Connecticut
 Plainfield Village, Connecticut
 Plainfield, Illinois
 Plainfield, Indiana, a town in Hendricks County
 Plainfield, LaPorte County, Indiana, an unincorporated community
 Plainfield, Iowa
 Plainfield, Massachusetts
 Plainfield, New Hampshire
 Plainfield, New Jersey
 Plainfield, New York
 Plainfield, Ohio
 Plainfield, Pennsylvania
 Plainfield, Vermont
 Plainfield (town), Wisconsin
 Plainfield, Wisconsin, a village mostly within the town
 Plainfield Township, Kent County, Michigan
 Plainfield Township, Iosco County, Michigan
 Plainfield Township, Northampton County, Pennsylvania