(510) 804-3919
(510) 804-3919 is reported as unwanted: 2 FTC complaints and 1 FCC complaint, mostly about impersonating a government agency, business or relative.
- No new complaints since Oct 5, 2022 (FTC data through Nov 13, 2026).
- More FTC complaints than 87% of the 27,865 numbers with FTC complaints in area code 510.
- Only 4 numbers in the 510-804 block have more complaints, of 90 there with FTC complaints.
Complaint history
2 FTC complaints between Jul 20, 2022 and Oct 5, 2022.
The FTC complaints came in 2 of the 4 months from Jul 2022 to Oct 2022.
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.
Complaints to the FCC
1 complaint to the U.S. Federal Communications Commission on Jul 20, 2022.
The complainant heard a live person. They filed it as unwanted calls (1). Complainants were in California (1).
Source: FCC Consumer Help Center, Consumer Complaints Data (public domain), complaints about unwanted calls, telemarketing and robocalls. The FCC doesn't verify the facts alleged in complaints, and neither do we.
What callers claimed
1 of its 2 FTC complaints (50%) is about impersonating a government agency, business or relative, against 8% of the 33,951 FTC complaints about all numbers in area code 510.
Complaint categories chosen by FTC complainants:
- Calls pretending to be government, businesses, or family and friends 1 · 50%
- Not specified / other 1 · 50%
Who called
The number's block is assigned to Onvoy, LLC.
Is it a debt collector?
Nothing says it is: none of its 3 complaints describe debt collection.
Nearby numbers in 510-804
90 numbers in 510-804 have 106 FTC complaints between them (45% robocalls), 2 of them about (510) 804-3919. The commonest categories in the block: Dropped call or no message (24%), Calls pretending to be government, businesses, or family and friends (5%).
The closest reported numbers on either side of (510) 804-3919, in number order.
When the calls came
Time of day of 2 calls:
Day of the week of 2 calls; most often Wednesday (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
- Rate centre (NANPA abbreviation)
- ELSBR-PINL, 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%
Complainants' cities:
Long Beach, CA (1)
As typed on the FTC form, with spelling variants merged; complaints without a city aren't counted.
Searches on Canadial
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Report (510) 804-3919
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Recent community reports
No community reports yet. Be the first to describe this call.
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 (510) 804-3919
- Who called me from (510) 804-3919?
- No complaint names the caller; FTC complainants most often said the calls were about impersonating a government agency, business or relative. The number is in a block assigned to Onvoy, LLC (rate centre ELSBR-PINL, CA) (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (510) 804-3919 a scam?
- Canadial rates it low risk, from 3 complaints, latest Oct 5, 2022.
- Is (510) 804-3919 a debt collector or collection agency?
- Nothing says it is: none of its 3 complaints describe debt collection.
- Should I call (510) 804-3919 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 (510) 804-3919 been reported?
- 2 complaints to the U.S. FTC's Do Not Call registry between Jul 20, 2022 and Oct 5, 2022 and 1 complaint to the U.S. FCC on Jul 20, 2022.
- What do callers from (510) 804-3919 say?
- 1 of its 2 FTC complaints (50%) is about impersonating a government agency, business or relative, against 8% of the 33,951 FTC complaints about all numbers in area code 510.
- When does (510) 804-3919 call?
- In FTC complaints, the most common day was Wednesday (2 of 2).
Data updated: FTC complaints through Nov 13, 2026; FCC complaints refreshed daily; numbering records as of Nov 3, 2026; community reports live. How this page is built.