Area code 781 – Massachusetts
781 has served Massachusetts since 1997, split from 617. 769 of its 786 number blocks are allocated – about 98% full. Verizon is the largest holder with 46.7% of blocks, ahead of Other CLEC / VoIP at 22.2%. It shares its geography with overlay codes 339, so local calls take all ten digits. Spam complaints are comparatively rare: 371 in the 33 days to 30 October 2026, 264th of the 422 codes with five or more complaints.
- State
- Massachusetts
- In service since
- 1997
- Time zone
- Eastern
- Shares area with
- 339
Who holds 781 number blocks
Share of the 769 assigned NXX blocks (97.8% of the 786 possible), across 27 carriers. This is share of number blocks, not of subscribers.
- Verizon46.7%
- T-Mobile9.8%
- AT&T9.5%
- Windstream9%
- Lumen7.7%
- Other CLEC / VoIP5.5%
- Comcast4.6%
- Bandwidth4.4%
- Onvoy1.4%
- Peerless1%
- American Messaging0.1%
- TPx0.1%
- Charter0.1%
- VoIP Innovations0.1%
Spam complaints naming 781
FTC Do Not Call complaints where the caller ID was a 781 number, 28 Sep – 30 Oct 2026 (33 days). Caller IDs on spam calls are frequently spoofed, so these are complaints about the code, not calls proven to originate in it.
Rate centers in 781
NANPA allocates number blocks to rate centers and records their names abbreviated to ten characters, so these are NANPA's codes rather than place names – CHAMPAURBN is Champaign-Urbana, NWYRCYZN01 is a New York City zone. We show them unchanged instead of guessing at the full names. Showing the largest 5 of 40.
Timeline
- 1997 781 goes into service, split from or overlaid on 617.
More about 781
Separate pages for the questions that need their own answer: what time it is there, what the complaint data says, who holds the number blocks, and how the code compares with the one it shares its area with.
Frequently asked about 781
What state is area code 781?
Massachusetts. It covers the same area as 339/781.
Can I still get a 781 number?
Only from recycled stock. 769 of the 786 available blocks are already allocated, so new numbers in the area normally come from the overlay codes (339/781).
Is a call from 781 a scam?
Not by itself. 781 drew 371 FTC complaints in the 33 days to 30 October 2026, 264th of 422 ranked codes – mid-pack or lower. Spam callers spoof caller IDs, so the only useful check is the full number.
Which carrier owns 781 numbers?
Verizon holds the largest share of assigned number blocks at 46.7%. The rest is spread across 3 other carriers. This is share of number blocks, not of subscribers – people keep their numbers when they switch carriers.
Do I need to dial 10 digits in 781?
Yes – ten digits for local calls in 781, because it shares its area with another code.
Sources and verification
- NANPA – NPA Database (npa_report.csv), file date 11/01/2026, retrieved Nov 1, 2026
- NANPA – CO Code Assignment Records, All States (utilized), file updated 11/01/2026, retrieved Nov 1, 2026
- FTC – Do Not Call Reported Calls Data, 25 daily files 28 Sep – 30 Oct 2026, retrieved Nov 1, 2026
NANPA dialing note for this code: “10D”. Reviewed by the data desk. Spotted an error? Request a correction.