To report a power outage, electricity-related emergency, or you witness a dangerous situation involving power lines (a tree branch too close to a electric line). Note: If youve told us more than once your browser could be blocking cookies. Many electric utility companies require a security deposit to activate accounts for new customers, so you may also be asked for your Social Security Number (SSN) in order for the utility to perform a credit check.Ĭall National Grid customer service at 80 If you confirm where you use our services most, we can tailor our site to your needs. Ambit Energy is licensed by the Massachusetts Department of Public Utilities ('DPU') to offer natural gas services in Massachusetts.