Where Is Area Code 781?
Area code 781 is found in the US state of Massachusetts. Primarily servicing the city of Lynn (population: 91794), area code 781 covers 5 counties of Massachusetts.
Located in the Eastern time zone, area code 781 is on the same time as New York, NY.
Area code 781 was brought into effect on September 1, 1997. 781 was split from the parent 617 area code.
Counties in Area Code 781
- Essex,
- Middlesex,
- Norfolk,
- Plymouth,
- Suffolk.
Most Populous Cities in Area Code 781
| City | County | City Population | Time Zone |
|---|---|---|---|
| Lynn | Essex | 91,794 | EST |
| Waltham | Middlesex | 62,007 | EST |
| Malden | Middlesex | 60,854 | EST |
| Revere | Suffolk | 53,415 | EST |
| Arlington | Middlesex | 43,816 | EST |
| Woburn | Middlesex | 39,786 | EST |
| Braintree | Norfolk | 36,329 | EST |
| Randolph | Norfolk | 32,685 | EST |
| Lexington | Middlesex | 32,106 | EST |
| Norwood | Norfolk | 29,070 | EST |
| Melrose | Middlesex | 27,595 | EST |
| Stoughton | Norfolk | 27,441 | EST |
| Saugus | Essex | 27,106 | EST |
| Marshfield | Plymouth | 25,677 | EST |
| Wakefield | Middlesex | 25,294 | EST |
| Belmont | Middlesex | 25,224 | EST |
| Dedham | Norfolk | 25,116 | EST |
| Burlington | Middlesex | 25,043 | EST |
| Reading | Middlesex | 24,499 | EST |
| Hingham | Plymouth | 22,373 | EST |
| Stoneham | Middlesex | 21,923 | EST |
| Canton | Norfolk | 21,914 | EST |
| Winchester | Middlesex | 21,867 | EST |
| Needham | Norfolk | 20,257 | EST |
| Marblehead | Essex | 20,140 | EST |
Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.
View all United States Area Codes.
This page was last updated on July 3, 2015.