(925) 633-7644
Concord, CA
(925) 633-7644 has 2 FTC complaints, mostly about home improvement and cleaning.
- No new complaints since Feb 6, 2025 (FTC data through Nov 13, 2026).
- More FTC complaints than 89% of the 32,481 numbers with FTC complaints in area code 925.
- Only 8 numbers in the 925-633 block have more complaints, of 123 there with FTC complaints.
Complaint history
2 FTC complaints between Jan 14, 2025 and Feb 6, 2025.
The FTC complaints came in every month from Jan 2025 to Feb 2025.
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 2 FTC complaints (50%) is about home improvement and cleaning, against 2% of the 38,410 FTC complaints about all numbers in area code 925.
Complaint categories chosen by FTC complainants:
- Home improvement & cleaning 1 · 50%
- Not specified / other 1 · 50%
Who called
The number's block is assigned to Onvoy, LLC in Concord, CA.
Is it a debt collector?
Nothing says it is: none of its 2 complaints describe debt collection.
Nearby numbers in 925-633
123 numbers in 925-633 have 161 FTC complaints between them (58% robocalls), 2 of them about (925) 633-7644. The commonest categories in the block: Dropped call or no message (20%), Calls pretending to be government, businesses, or family and friends (6%).
The closest reported numbers on either side of (925) 633-7644, in number order.
When the calls came
Time of day of 2 calls:
Day of the week of 2 calls:
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
- Concord, CA, USA
- Block assigned to
- Onvoy, 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.
Both FTC complainants were in California. Statewide, California ranks #26 of the 50 states and DC for Do Not Call complaints per resident: 283,769 in the last 12 months, 721 per 100,000 people. Spam calls in California.
Where FTC complainants were located (U.S. states):
- California 2 · 100%
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 (925) 633-7644
- Who called me from (925) 633-7644?
- No complaint names the caller; FTC complainants most often said the calls were about home improvement and cleaning. The number is in a block assigned to Onvoy, LLC in Concord, CA (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (925) 633-7644 a scam?
- Canadial rates it low risk, from 2 complaints, latest Feb 6, 2025.
- Is (925) 633-7644 a debt collector or collection agency?
- Nothing says it is: none of its 2 complaints describe debt collection.
- Should I call (925) 633-7644 back?
- Be careful. If you don't recognize it, let it go to voicemail: a legitimate caller will leave a message, and you can reach any real organization on a number you look up yourself.
- How many times has (925) 633-7644 been reported?
- 2 complaints to the U.S. FTC's Do Not Call registry between Jan 14, 2025 and Feb 6, 2025.
- What do callers from (925) 633-7644 say?
- 1 of its 2 FTC complaints (50%) is about home improvement and cleaning, against 2% of the 38,410 FTC complaints about all numbers in area code 925.
Data updated: FTC complaints through Nov 13, 2026; numbering records as of Nov 3, 2026; community reports live. How this page is built.