Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. U.S. Route 222 Business is an auxiliary route of U.S. Route 222 located in Reading, Pennsylvania. Its northern terminus is at US 222 north of Laureldale. The southern terminus is at US 222 near Mohnton. US 222 Business is the only auxiliary route of U.S. Route 222 in Pennsylvania.Business 222 starts at an interchange with US 222 north of Laureldale. Then Business 222 becomes Allentown Pike, a local road . Then becomes The "5th Street Highway" and has an interchange with Pennsylvania Route 12. It enters Reading and becomes 5th Street. 5th Street goes into downtown Reading with both northbound and southbound of Business 222.