Area code · MA
617 area code
The 617 area code serves Boston, Massachusetts. Look up a specific 617 number, or browse other popular area codes.
2 min readUpdated October 6, 2026By the SecondBars team
Location
Boston, MA
Timezone
Eastern
State
Massachusetts
Major cities
Boston, Cambridge
ABOUTAbout the 617 area code
The 617 area code is assigned to Boston, Massachusetts. Phone numbers with this area code are used by residents and businesses in the Boston metropolitan area and surrounding communities.
If you've received an unwanted call from a 617 area code number, use the phone lookup to see what we have on file for it. Don't call back numbers you don't recognize or share personal details, and block numbers that keep calling.
EXPLOREPopular area codes
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