Area Code 351
Area code 351 is in Massachusetts, USA , spanning 4 counties and serving 96 cities, including Lowell, Peabody or Methuen; it currently uses 90 prefixes, assigned from 351-200-XXXX through 351-999-XXXX.
In service since May 02, 2001, area code 351 is an overlay Numbering Plan Area, part of overlay complex 978/351.
The current local time is .
For exact NPA boundaries see official 351 area code map
Phone number lookup
More Massachusetts area codes:
Locate any 351-NXX prefix:
| NPANXX | Area Served1 | Date1 |
|---|---|---|
| 351-200 | Ashby | 5/15/2018 |
| 351-201 | Danvers | N/A |
| 351-202 | Pepperell | 8/29/2012 |
| 351-203 | Tyngsboro | 5/16/2019 |
| 351-204 | Lawrence | 6/25/2018 |
| 351-205 | Georgetown | 8/29/2012 |
| 351-206 | Rockport | 1/8/2013 |
| 351-207 | Georgetown | 5/12/2014 |
| 351-208 | Lowell | 7/12/2018 |
| 351-209 | Acton | 2/21/2019 |
| 351-210 | Hudson | N/A |
| 351-212 | Danvers | 4/4/2019 |
| 351-213 | Templeton | N/A |
| 351-214 | Rockport | 10/8/2019 |
| 351-215 | Haverhill | 11/29/2019 |
| 351-216 | Hamilton | 6/9/2020 |
| 351-217 | Gloucester | 2/24/2021 |
| 351-218 | Acton | 4/8/2021 |
| 351-219 | Danvers | 8/18/2021 |
| 351-220 | Acton | 12/3/2021 |
| 351-221 | Lowell | 9/17/2021 |
| 351-222 | Merrimac | 10/10/2019 |
| 351-223 | Beverly | 6/14/2021 |
| 351-224 | Barre | 7/16/2021 |
| 351-225 | Berlin | 7/20/2021 |
| 351-226 | Westford | 10/19/2021 |
| 351-227 | Bolton | 11/9/2021 |
| 351-228 | Andover | 12/3/2021 |
| 351-229 | Amesbury | 1/27/2022 |
| 351-230 | Leominster | 2/11/2022 |
| 351-231 | Gloucester | 3/18/2022 |
| 351-232 | Tyngsboro | 10/4/2022 |
| 351-233 | Ashburnham | 2/16/2022 |
| 351-234 | Haverhill | 7/23/2021 |
| 351-235 | Acton | 11/16/2022 |
| 351-236 | Newburyport | 01/04/2023 |
| 351-237 | Templeton | 01/09/2023 |
| 351-238 | Orange | 02/08/2023 |
| 351-239 | Lowell | 02/21/2023 |
| 351-240 | Lawrence | 08/16/2023 |
| 351-241 | Hamilton | 08/23/2023 |
| 351-242 | Fitchburg | 06/05/2023 |
| 351-243 | Westford | 09/29/2023 |
| 351-244 | Acton | 05/28/2024 |
| 351-247 | Lunenburg | 3/26/2019 |
| 351-251 | Groton | 4/1/2021 |
| 351-252 | Rowley | 6/14/2021 |
| 351-253 | Athol | 4/1/2021 |
| 351-266 | Princeton | 2/16/2022 |
| 351-277 | Lawrence | 4/7/2017 |
| 351-300 | Harvard | 10/10/2019 |
| 351-322 | Lowell | 3/13/2017 |
| 351-333 | Harvard | 8/21/2014 |
| 351-344 | Gloucester | 12/21/2021 |
| 351-345 | Hudson | 4/26/2021 |
| 351-350 | Ipswich | 12/20/2021 |
| 351-351 | Lawrence | 03/04/2025 |
| 351-352 | Georgetown | 3/17/2021 |
| 351-353 | Haverhill | 4/1/2021 |
| 351-354 | Lunenburg | 4/1/2021 |
| 351-355 | Amesbury | 3/17/2021 |
| 351-356 | Leominster | 7/21/2020 |
| 351-357 | Orange | 4/1/2021 |
| 351-358 | Pepperell | 4/1/2021 |
| 351-359 | Shirley | 4/1/2021 |
| 351-361 | Ashby | 3/17/2021 |
| 351-371 | Westminster | 4/1/2021 |
| 351-377 | Peabody | 12/21/2021 |
| 351-388 | Harvard | 3/17/2021 |
| 351-400 | Essex | 5/8/2020 |
| 351-426 | Danvers | 2/16/2022 |
| 351-444 | Ipswich | 3/30/2016 |
| 351-465 | Manchester | 4/26/2021 |
| 351-500 | Lowell | 5/8/2020 |
| 351-501 | Hubbardston | 3/17/2021 |
| 351-529 | Merrimac | 5/8/2020 |
| 351-550 | Clinton | 09/26/2023 |
| 351-588 | Haverhill | 2/17/2022 |
| 351-600 | Peabody | 5/8/2020 |
| 351-666 | Peabody | 9/26/2017 |
| 351-667 | Acton | 10/22/2021 |
| 351-688 | Georgetown | 1/7/2022 |
| 351-746 | Winchendon | 2/11/2022 |
| 351-777 | Hubbardston | 8/21/2014 |
| 351-800 | Winchendon | 5/8/2020 |
| 351-837 | Ashby | 1/6/2022 |
| 351-888 | Merrimac | 8/28/2014 |
| 351-900 | Ipswich | 5/8/2020 |
| 351-978 | Peabody | 12/23/2024 |
| 351-999 | Manchester | 6/25/2015 |
- For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
- Assignment date. N/A - mostly central office codes assigned before 2001.
- NXX prefixes last updated: June 3, 2025
Cities in area code 351
| City1 | County | Time Zone1 |
|---|---|---|
| Acton | Middlesex | E |
| Amesbury | Essex | E |
| Andover | Essex | E |
| Ashburnham | Worcester | E |
| Ashby | Middlesex | E |
| Athol | Worcester | E |
| Ayer | Middlesex | E |
| Baldwinville | Worcester | E |
| Barre | Worcester | E |
| Berlin | Worcester | E |
| Beverly | Essex | E |
| Billerica | Middlesex | E |
| Bolton | Worcester | E |
| Boxborough | Middlesex | E |
| Boxford | Essex | E |
| Byfield | Essex | E |
| Carlisle | Middlesex | E |
| Chelmsford | Middlesex | E |
| Clinton | Worcester | E |
| Concord | Middlesex | E |
| Danvers | Essex | E |
| Devens | Middlesex | E |
| Dracut | Middlesex | E |
| Dunstable | Middlesex | E |
| East Templeton | Worcester | E |
| Erving | Franklin | E |
| Essex | Essex | E |
| Fitchburg | Worcester | E |
| Gardner | Worcester | E |
| Georgetown | Essex | E |
| Gloucester | Essex | E |
| Groton | Middlesex | E |
| Groveland | Essex | E |
| Hamilton | Essex | E |
| Harvard | Worcester | E |
| Hathorne | Essex | E |
| Haverhill | Essex | E |
| Hubbardston | Worcester | E |
| Hudson | Middlesex | E |
| Ipswich | Essex | E |
| Lancaster | Worcester | E |
| Lawrence | Essex | E |
| Leominster | Worcester | E |
| Littleton | Middlesex | E |
| Lowell | Middlesex | E |
| Lunenburg | Worcester | E |
| Manchester | Essex | E |
| Maynard | Middlesex | E |
| Merrimac | Essex | E |
| Methuen | Essex | E |
| Middleton | Essex | E |
| New Salem | Franklin | E |
| Newbury | Essex | E |
| Newburyport | Essex | E |
| North Andover | Essex | E |
| North Billerica | Middlesex | E |
| North Chelmsford | Middlesex | E |
| North Reading | Middlesex | E |
| Nutting Lake | Middlesex | E |
| Orange | Franklin | E |
| Peabody | Essex | E |
| Pepperell | Middlesex | E |
| Petersham | Worcester | E |
| Prides Crossing | Essex | E |
| Princeton | Worcester | E |
| Rockport | Essex | E |
| Rowley | Essex | E |
| Royalston | Worcester | E |
| Salem | Essex | E |
| Salisbury | Essex | E |
| Shirley | Middlesex | E |
| South Barre | Worcester | E |
| South Hamilton | Essex | E |
| South Lancaster | Worcester | E |
| Sterling | Worcester | E |
| Still River | Worcester | E |
| Stow | Middlesex | E |
| Sudbury | Middlesex | E |
| Templeton | Worcester | E |
| Tewksbury | Middlesex | E |
| Topsfield | Essex | E |
| Townsend | Middlesex | E |
| Tyngsboro | Middlesex | E |
| Village Of Nagog Woods | Middlesex | E |
| Wendell | Franklin | E |
| Wendell Depot | Franklin | E |
| Wenham | Essex | E |
| West Boxford | Essex | E |
| West Groton | Middlesex | E |
| West Newbury | Essex | E |
| West Townsend | Middlesex | E |
| Westford | Middlesex | E |
| Westminster | Worcester | E |
| Wilmington | Middlesex | E |
| Winchendon | Worcester | E |
| Winchendon Springs | Worcester | E |
- Listed above are most places served by USA area code 351. When multiple places in a US state share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
- E stands for Eastern Time (currently ).