Breinigsville, Pennsylvania, USA is located in Lehigh Valley, Pennsylvania about a mile west of Trexlertown and several miles west of Allentown. Breinigsville is the former home of Agere Systems. Agere had a plant in the area but it is now owned by TriQuint, although they no longer actively use that plant. The town of Breingsville is located on Route 222 between Trexlertown and Maxatawny. The Route 222 bypass is being built in Breingsville. State nickname: The Keystone State Other U.S. States Capital Harrisburg Largest city Philadelphia Governor Ed Rendell (D) Senators Arlen Specter (R) Rick Santorum (R) Official languages None Area 119,283 km² (33rd)  - Land 116,074 km²  - Water 3,208 km² (2. ... The Lehigh Valley is a region of the U.S. state of Pennsylvania, located along the Lehigh River and including Lehigh County and Northampton County. ... Breinigsville, Pennsylvania, USA is located in Lehigh Valley, Pennsylvania about a mile west of Trexlertown and several miles west of Allentown. ... Location in Pennsylvania Founded  -Incorporated 1762 {{{incorporated}}}  County Lehigh County Mayor Roy Afflerbach Area  - Total  - Water 46. ... Agere Systems Inc. ... ... Maxatawny Township is a township located in Berks County, Pennsylvania. ...