What is what area code is 978?

Area code 978 is one of the telephone area codes serving the state of Massachusetts, covering the northern and central regions. It was established in 1997 as an overlay to area code 508 and serves cities and towns in areas such as Worcester, Lowell, Lawrence, Gloucester, and Fitchburg. The area code is primarily located in the northeastern part of the state and covers a diverse mix of urban, suburban, and rural communities.