Souderton Connects Share: Associations & Organizations Souderton Connects Visit Website PO Box 75 Souderton, PA 18964 (215) 723-6627 Souderton Telford Main Streets Facebook About About Souderton Telford Main Streets (STMS) is a 501(c) 3 non-profit corporation dedicated to the revitalization of Souderton and Telford Boroughs.
