phone number to eversource
Eversource (NSTAR) Phone Number. Please find the phone number, hours of operations and other related detail to contact Eversource (NSTAR) . You can share your experiences as well as improve customer support, but its not the beat way to reach Eversource (NSTAR) . You can contact Eversource (NSTAR) by calling on a phone number shown below. You can also talk to a live person of Eversource (NSTAR) on phone or directly make a call to the corporate headquarters of Eversource (NSTAR) . Phone Number: 800-592-2000 Call and Help Time: Average Wait: 23 mins â Mon-Fri, 8:30am-5:00pm Reach a live person: Say Agent after each prompt.