Area code 978
Area code 978 serves Lowell and nearby parts of Massachusetts, including Lawrence, Haverhill and Peabody. It is on Eastern Time, which observes daylight saving time. 351 is an overlay for the same area.
Area code 978 at a glance
| State | Massachusetts (MA) |
| Main city | Lowell |
| Time zone | Eastern Time |
| UTC offset | UTC−5 in winter, UTC−4 in summer |
| Daylight saving time | Yes |
| Overlay codes | 351 |
Cities in 978
- Lowell
- Lawrence
- Haverhill
- Peabody
An area code shows where a number was first assigned. Mobile numbers keep their area code when people move, so the person you’re calling may be somewhere else.
When you can call a 978 number
Federal telemarketing rules under the TCPA allow sales calls between 8 AM and 9 PM in the called person’s local time. Here is that window for a 978 number, shown in your own time zone.
General information, not legal advice. Some states add rules for Sundays, holidays or the number of calls. See our calling hours guide.
| If you’re on | You can call 978 between |
|---|---|
| Eastern | 8:00 AM to 9:00 PM |
| Central | 7:00 AM to 8:00 PM |
| Mountain | 6:00 AM to 7:00 PM |
| Arizona | 5:00 AM to 6:00 PM |
| Pacific | 5:00 AM to 6:00 PM |
See the time in 978 without leaving your CRM
Parse is a free Chrome extension that shows the local time and weather beside every phone number on the page.
Other area codes in Massachusetts
Questions about 978
What time zone is area code 978?
Area code 978 is on Eastern Time. It observes daylight saving time.
Where is area code 978?
Area code 978 is in Massachusetts. Its main city is Lowell, and it also covers Lawrence, Haverhill and Peabody.
What are the legal hours to call a 978 number?
Under the federal TCPA, sales calls are allowed from 8 AM to 9 PM in the called person’s local time. Personal and informational calls are not limited by these hours.
What area codes overlay 978?
351 covers the same area as 978, so numbers in the same town can have either code.