Home Customer ServicePay Your BillEmergency ServiceRates Notifications Pay Your Bill Pay your bill online now Use your 7-digit account # and CID # located on your bill PAY BILL Fee Free Payments Customer Service Pay Your Bill Emergency Service Rates Notifications 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