(617) 453-2407
Cambridge, MA
(617) 453-2407 is likely a robocall: 3 FTC complaints, 67% recorded messages, most often about energy, solar and utilities (33%).
- No new complaints since Feb 2, 2026 (FTC data through Nov 13, 2026).
- More FTC complaints than 96% of the 18,624 numbers with FTC complaints in area code 617.
- Only 6 numbers in the 617-453 block have more complaints, of 50 there with FTC complaints.
Complaint history
3 FTC complaints between Aug 1, 2025 and Feb 2, 2026.
The FTC complaints came in 3 of the 7 months from Aug 2025 to Feb 2026.
FTC complaints are filed by consumers with the U.S. Federal Trade Commission's Do Not Call registry; they aren't verified by the FTC or by us.
What callers claimed
1 of its 3 FTC complaints (33%) is about energy, solar and utilities; across area code 617 that isn't one of the 8 commonest call types (each of those is at least 1% of its FTC complaints).
Complaint categories chosen by FTC complainants:
- Not specified / other 2 · 67%
- Energy, solar & utilities 1 · 33%
Who called
The number's block is assigned to Ip Horizon LLC in Cambridge, MA.
Is it a debt collector?
Nothing says it is: none of its 3 complaints describe debt collection.
Nearby numbers in 617-453
50 numbers in 617-453 have 110 FTC complaints between them (74% robocalls), 3 of them about (617) 453-2407. The commonest categories in the block: Dropped call or no message (20%), Calls pretending to be government, businesses, or family and friends (5%), Reducing your debt (credit cards, mortgage, student loans) (5%).
The closest reported numbers on either side of (617) 453-2407, in number order.
When the calls came
Time of day of 3 calls; most often the 9 a.m. hour (2):
Day of the week of 3 calls; most often Monday (2):
The date and time of the call as complainants entered them on the FTC form; the time zone isn't recorded. Times entered as exactly midnight or noon are left out (they're usually the form's default).
Location
- Location of the number block
- Cambridge, MA, USA
- Block assigned to
- Ip Horizon LLC
From the North American Numbering Plan Administrator (Nov 3, 2026). This is who the number block was assigned to; numbers can be moved between carriers, and caller IDs can be faked.
2 of 3 complainants (67%) have area code 617, the number's own. Scam callers often show a local-looking number (“neighbour spoofing”); a local business calling nearby customers looks the same.
Most FTC complainants were in Massachusetts (2 of 3); others in California (1). Statewide, Massachusetts ranks #29 of the 50 states and DC for Do Not Call complaints per resident: 49,266 in the last 12 months, 688.6 per 100,000 people. Spam calls in Massachusetts.
Where FTC complainants were located (U.S. states):
- Massachusetts 2 · 67%
- California 1 · 33%
Searches on Canadial
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Recent community reports
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What to do
- Don't share personal or banking details, or pay anyone, on a call you didn't expect. Hang up and call the organization back on a number you find yourself.
- Block it from your recent calls (iPhone: ⓘ, then “Block this Caller”; Android: long-press, then “Block”).
- Report fraud to the Canadian Anti-Fraud Centre (1-888-495-8501).
- Report telemarketing if you're registered and still got the call: to the National Do Not Call List.
- A collector calling? How to check a collection agency in your province.
- Report fraud to the FTC.
- Report telemarketing if you're registered and still got the call: to the National Do Not Call Registry.
- A collector calling? See the FTC's guide to your rights.
- Report fraud: in the U.S. to the FTC; in Canada to the Canadian Anti-Fraud Centre (1-888-495-8501).
- Report telemarketing if you're registered and still got the call: in the U.S. to the National Do Not Call Registry; in Canada to the National Do Not Call List.
- A collector calling? In the U.S., see the FTC's guide to your rights; in Canada, how to check a collection agency in your province.
Questions about (617) 453-2407
- Who called me from (617) 453-2407?
- No complaint names the caller; FTC complainants most often said the calls were about energy, solar and utilities. The number is in a block assigned to Ip Horizon LLC in Cambridge, MA (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (617) 453-2407 a scam?
- Canadial rates it medium risk, from 3 complaints, latest Feb 2, 2026, 67% robocalls.
- Is (617) 453-2407 a debt collector or collection agency?
- Nothing says it is: none of its 3 complaints describe debt collection.
- Should I call (617) 453-2407 back?
- No. Calling back can confirm that your line is answered. If the caller claimed to be a company or agency you deal with, contact it on a number you find yourself.
- How many times has (617) 453-2407 been reported?
- 3 complaints to the U.S. FTC's Do Not Call registry between Aug 1, 2025 and Feb 2, 2026.
- What do callers from (617) 453-2407 say?
- 1 of its 3 FTC complaints (33%) is about energy, solar and utilities; across area code 617 that isn't one of the 8 commonest call types (each of those is at least 1% of its FTC complaints).
- When does (617) 453-2407 call?
- In FTC complaints, the most common time was the 9 a.m. hour (2 of 3 calls with a time); the most common day was Monday (2 of 3).
Data updated: FTC complaints through Nov 13, 2026; numbering records as of Nov 3, 2026; community reports live. How this page is built.