1509 9th St, Irwin, PA, 15642 (current address)
9th St Ext, Irwin, PA, 15642 (2010 - 2017)
9th Street Ext, Irwin, PA, 15642 (2005 - 2009)
PO Box 141, Westmoreland City, PA, 15692 (1981 - 1998)
1181 3rd St, Westmoreland City, PA, 15692 (1984)
PO Box 141, Westmoreland City, PA, 15692 (1981)
PO Box 141, Westmrlnd Cty, PA, 15692 (1981)