What is national grid customer service number? The phone number to reach National Grid's customer service department is 1-800-642-4272. National Grid's customer service hours are from 7:00 a.m. to 7:00 p.m., Monday through Friday.What is the national grid phone number? National Grid Contact Customer Service Phone Number. The Customer Service Phone Number of National Grid Contact is: 0800 111 999, for speech and hearing impaired: 0800 371 787. National Grid is the electricity generation and gas distribution company which operates in the UK and northeastern region of the USA.What is the toll free number for national grid? National Grid Gas RI toll free customer service number : 1-800-870-1664. National Grid Electric toll free customer service number : +1-800-642-4272.What is the emergency number for national grid? National Grid Emergency Contact Number: National Grid provides emergency number 0800 111 999 that is available 24 hours for the customers to solve their problems related to Gas and Carbon Monoxide. It provides a textphone with the name Minicom for the Deaf and deafened people to contact at 0800 371 787 in an emergency problem.
Welcome to National Grid Group. National Grid is an energy company operating in the UK and US. We deliver electricity and gas safely, reliably and efficiently to the customers and communities we serve – all while working towards a clean ...