978 Area Code

Area Code	978
State	Massachusetts
Country	United State
Code Type	General Purpose Code
In Service	Yes
Timezone	Eastern Standard Time (EST)
Overlay Complex	351/978
Assignment Date	16-JUN-97
In Service Date	01-SEP-97
Area Code	978

What is the 978 Area Code?

Area code 978 is located in Massachusetts, within United State, serving the region's residents and businesses. The 978 area code was first assigned in 16-JUN-97 and has been in service since 01-SEP-97.

The 978 area code is part of an overlay complex, which includes the area codes 351/978. These codes all serve the same geographic region.

Cities in Area Code 978

Area codes of Massachusetts

Further Details on the 978 Area Code

Where is the 978 Area Code Located?

Area code 978 serves the entire state of Massachusetts in United State, providing phone services to both residential and business users. It covers urban, suburban, and rural areas alike, ensuring reliable communication across the region.

What time zone is area code 978 in?

Area code 978 is located in the Eastern Standard Time (EST) time zone. This designation indicates the predominant time zone for calls made within this area code.

When was area code 978 assigned and put into service?

Area code 978 was officially assigned on 16-JUN-97, signifying its designation for use in telecommunications, and it became operational on 01-SEP-97, allowing callers to begin using this area code for their dialing needs.

Is the 978 Area Code Still Active?

Yes, the 302 area code is still active and in service. It is the primary area code for all landline and mobile phones registered in Delaware. There are no overlay codes currently in place for the state.

What are the dialing requirements for making calls with area code 978?

For local calls within area code 978, the required dialing pattern is 10D. For toll calls, you'll need to dial 1+10D , where "D" indicates the number of digits to dial. When calling foreign NPAs from area code 978, local calls require 10D, and toll calls use 1+10D.

Data Sources: NANPA Area Code, U.S. Area Code Map