Contact Us Mailing Address: Montgomery County Court House Roads and Bridges Department P.O. Box 311 Norristown, PA 19404 Office Location: Roads and Bridges DepartmentOne Montgomery Plaza, 6th Floor Swede and Airy StreetsNorristown, PA 19401 Phone: 610.278.3613 Fax: 610.292.2032 Donald A. Colosimo Director of Roads and Bridges Use the Contact Us Web Form