The 128th Pennsylvania House of Representatives District is located in Berks County and Lancaster County and includes the following areas:
Berks County Brecknock Township Caernarvon Township Cumru Township Exeter Township (PART, Precincts 03 and 07) Mohnton New Morgan Berks County (continued) Robeson Township Shillington Lancaster County Brecknock Township
Representatives Representative Party Years District home Note Prior to 1969, seats were apportioned by county. James J. Gallen Republican 1969 – 1992 Samuel E. Rohrer Republican 1993 – 2010 Reading Mark M. Gillen Republican 2011 – present Mohnton Incumbent
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