Area code
Area code 339 — Massachusetts
Massachusetts · in service since May 2, 2001
Area code 339 covers parts of Massachusetts. It is an overlay: 781 serves the same area, so neighbors can have different area codes.
Overlay, same area: 781
Local time in Massachusetts
Spam reports from Sep 23 – Oct 22, 2026
Low #362 of 461 codes
139 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneEastern Time
- Local calls10 digits
- Prefixes123 assigned
- Runs out100+ years
- Unwanted call?Block & report
Spam call reports about 339 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 5 |
| Sep 14 | 30 |
| Sep 21 | 20 |
| Sep 28 | 27 |
| Oct 5 | 34 |
| Oct 12 | 30 |
| Oct 19 (4 days) | 35 |
Compared with all codes
- Robocalls
- 75%all codes 75%
- Callers with the same code
- 9%all codes 35%
- Rank by complaints
- #362of 461 · bottom quarter
- FCC complaints, Oct 2025 – Sep 2026
- 212 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Reducing your debt (credit cards, mortgage, student loans) | 49 27% | |
| Calls pretending to be government, businesses, or family and friends | 16 9% | |
| Dropped call or no message | 15 8% | |
| Energy, solar, & utilities | 3 2% | |
| Vacation & timeshares | 3 2% | |
| Medical & prescriptions | 2 1% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| Massachusetts | 51 28% | |
| California | 13 7% | |
| Maine | 13 7% | |
| Texas | 10 6% | |
| Florida | 8 4% |
October 2026 (partial) report · most reported
Consumer reports, not verified by the FTC · source
Source: FTC Do Not Call complaints created Sep 11 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).
Source: FCC Consumer Complaints data, unwanted calls filed Oct 1, 2025 – Sep 30, 2026, by caller ID; not verified by the FCC.
Area code 339 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| LYNN | Lynn | Essex County | 9 |
| BRYANTVL | — | — | 7 |
| WEYMOUTH | West Yarmouth | Barnstable County | 7 |
| SAUGUS | Saugus | Essex County | 6 |
| LEXINGTON | Lexington | Middlesex County | 5 |
| MEDFORD | Medford | Middlesex County | 5 |
| WOBURN | Woburn | Middlesex County | 5 |
| NORWELL | — | — | 4 |
| RANDOLPH | — | — | 4 |
| WALTHAM | Waltham | Middlesex County | 4 |
Plus 25 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
NANPA record
- Location
- Massachusetts
- Assigned by NANPA
- May 3, 2000
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-234
Source: NANPA, NPA database of Oct 24, 2026.
Is 339 running out of numbers?
Last dated forecast (October 2025, not current): 2156.
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 339 prefixes
The five largest of 25 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Verizon Wireless | 23 19% | |
| Onvoy, LLC | 18 15% | |
| Paetec Itel, LLC | 11 9% | |
| Multiple Ocn Listing | 9 7% | |
| Level 3 Communications, LLC | 8 7% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 339
What area code is 339?
A Massachusetts area code, in service since May 2, 2001.
Where is 339 area code, and what time zone is it in?
Massachusetts; Eastern Time.
Why am I getting spam calls from 339?
139 FTC complaints from Sep 23 – Oct 22, 2026, most often about debt reduction (not verified by the FTC; caller ID can be spoofed).