(628) 258-1823
Nicasio, CA
(628) 258-1823 is likely a robocall: 3 FTC complaints, 67% recorded messages, most often about impersonating a government agency, business or relative (33%).
- No new complaints since Sep 29, 2025 (FTC data through Nov 13, 2026).
- More FTC complaints than 95% of the 8,164 numbers with FTC complaints in area code 628.
- No number in the 628-258 block has more complaints; 83 numbers there have FTC complaints.
Complaint history
3 FTC complaints between Feb 14, 2025 and Sep 29, 2025.
The FTC complaints came in 2 of the 8 months from Feb 2025 to Sep 2025; the busiest was Feb 2025, with 2 of 3.
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 impersonating a government agency, business or relative, against 13% of the 10,292 FTC complaints about all numbers in area code 628.
Complaint categories chosen by FTC complainants:
- Calls pretending to be government, businesses, or family and friends 1 · 33%
- Not specified / other 1 · 33%
- Work from home & other ways to make money 1 · 33%
Who called
The number's block is assigned to Telnyx LLC in Nicasio, CA.
Is it a debt collector?
Nothing says it is: none of its 3 complaints describe debt collection.
Nearby numbers in 628-258
83 numbers in 628-258 have 98 FTC complaints between them (60% robocalls), 3 of them about (628) 258-1823. The commonest categories in the block: Dropped call or no message (20%), Calls pretending to be government, businesses, or family and friends (12%), Reducing your debt (credit cards, mortgage, student loans) (10%).
The closest reported numbers on either side of (628) 258-1823, 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 Friday (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
- Nicasio, CA, USA
- Block assigned to
- Telnyx 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.
None of 3 complainants have area code 628, the number's own. The calls reached people elsewhere, so this isn't a local caller to them.
Most FTC complainants were in California (2 of 3); others in New Jersey (1). 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 · 67%
- New Jersey 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 (628) 258-1823
- Who called me from (628) 258-1823?
- 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 Telnyx LLC in Nicasio, CA (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (628) 258-1823 a scam?
- Canadial rates it low risk, from 3 complaints, latest Sep 29, 2025, 67% robocalls.
- Is (628) 258-1823 a debt collector or collection agency?
- Nothing says it is: none of its 3 complaints describe debt collection.
- Should I call (628) 258-1823 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 (628) 258-1823 been reported?
- 3 complaints to the U.S. FTC's Do Not Call registry between Feb 14, 2025 and Sep 29, 2025.
- What do callers from (628) 258-1823 say?
- 1 of its 3 FTC complaints (33%) is about impersonating a government agency, business or relative, against 13% of the 10,292 FTC complaints about all numbers in area code 628.
- When does (628) 258-1823 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 Friday (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.