MA -Choose Utility - NH National Grid See Electric Rates > National Grid See Electric Rates > Choose Your Utility Compare your current rate to a new Town Square Energy rate. Formerly Mass Electric Formerly Nantucket Energy NG MASS - MA - PTC Your Current Standard Rate: This is the supply-rate you currently pay if you are an National Grid customer in Massachusetts See Your New Town Square Energy Rate > National Grid - MA ¢/kWh < Go Back Your New Rate From Town Square Energy This is your new supply-rate from Town Square Energy which remains fixed for 3 bill cycles. Enroll Your Home in This Rate > Learn More >