Home Authority More in Authority Benefits & Strengths of Municipalities Board of Directors Meetings Right to Know Requests Authority Benefits & Strengths of Municipalities Board of Directors Meetings Right to Know Requests Open Records Policy Upper Southampton Municipal Authority 945 Street Road Southampton, PA 18966 Mailing Address:Upper Southampton Municipal AuthorityP.O. Box 481Southampton, Pennsylvania 18966 Emergencies: (215) 364-1390 Phone: (215) 364-1390 Fax: (215) 364-9410 info@usauthorities.org View Contacts & Directory