Eversource (NSTAR) Phone Number

Customer Phone number imageEversource (NSTAR) Customer Service 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 — Mon-Fri, 8:30am-5:00pm

Reach a live person: Say "Agent" after each prompt. For residential accounts.
Other Phone Numbers: 800-340-9822
Click here to view Customer service link of Eversource (NSTAR)
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