617 Area Code – (Location, Timezone) Read All Details Here!

Area Code 617

Area code 617 is one of the original 86 area codes established in 1947 in North America.

It serves Boston and many other communities in the US state of Massachusetts such as. Brookline. Cambridge, Newton, and Quincy.

Time zone

The area code 617 is in eastern time zone.


617 is one of the first area codes assigned by AT & T as per rules of. North American Numbering Plan (NANP) in 1947. Originally it covered most of the eastern parts of Massachusetts. western part of Worcester County and south Coast.

617 Area code Splits

With time growth of population might create need of more telephone numbers in a specified area. resulting in establishment of new area codes. This was exactly done with this area code.

  • This area code splits off for the first time in July 1988. when southern and western portions of old 617 territory divided, and new area code 508 established.
  • Once again in 1997, Northern, western, and southern portions of 617 area code splits off into a new area code 781. As a result of this split the inner ring of Boston came under 617 service area.

617/857 Area codes Overlay

So, a new area code 857 created to accommodate in 2001. It was overlaid by area code 857 to help customers resolving telecommunication issues created. because of the growing population and phone usage in the region.

Dialing Procedure of Area code 617/857

You can make a call from 617 and 857 area codes via landline, cell phone and virtual phone numbers. As a result of overlay area codes 617/857, the dialing procedures changes.

  • In Seven-digit dialing you can make a call by dialing 7-digit telephone number without area code. If you are in same area code. you can make a call by dialing only 7-digit phone number.
  • In Ten-digit dialing You can make call by dialing 7-digit telephone number with area code. It looks like this 617- 7-digit telephone number. This type of calling procedure is compulsory in areas where overlay area codes are present.
  • In Eleven-digit dialing, make a call by dialing 1-digit country code . + 3-digit area code + 7-digit telephone number. It is also known as national format. This format used to make long distant calls.

Is 617 area code business-friendly?

Yes. This area code along with 857 is good for business. Boston is one of the important areas of this area code region. Boston supports new businesses and startups. It also provides space for meetings. organizing events and commercial areas for work. Although it supports business and education. but one thing is its extravagance. This is very expensive so setting up a building of finance-related business over here. It would be possible only by getting a virtual business phone number.

No matter where you are in the country, you can always get a virtual phone number. You can pick either of the two Boston area codes.

For More You May Also Read: 415 Area Code

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