(203) 721-9800
Waterbury, CT
(203) 721-9800 has 2 FTC complaints, mostly about dropped calls or silence.
- No new complaints since Oct 1, 2024 (FTC data through Nov 13, 2026).
- More FTC complaints than 88% of the 20,380 numbers with FTC complaints in area code 203.
- Only 2 numbers in the 203-721 block have more complaints, of 47 there with FTC complaints.
Complaint history
2 FTC complaints between Sep 19, 2024 and Oct 1, 2024.
The FTC complaints came in every month from Sep 2024 to Oct 2024.
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 dropped calls or silence, against 18% of the 25,094 FTC complaints about all numbers in area code 203.
Complaint categories chosen by FTC complainants:
- Dropped call or no message 1 · 50%
- Not specified / other 1 · 50%
Who called
The number's block is assigned to Onvoy, LLC in Waterbury, CT.
Is it a debt collector?
Nothing says it is: none of its 2 complaints describe debt collection.
Nearby numbers in 203-721
47 numbers in 203-721 have 61 FTC complaints between them (61% robocalls), 2 of them about (203) 721-9800. The commonest categories in the block: Dropped call or no message (23%), Calls pretending to be government, businesses, or family and friends (8%).
The closest reported numbers on either side of (203) 721-9800, 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
- Waterbury, CT, 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 Connecticut. Statewide, Connecticut ranks #22 of the 50 states and DC for Do Not Call complaints per resident: 27,801 in the last 12 months, 753.7 per 100,000 people. Spam calls in Connecticut.
Where FTC complainants were located (U.S. states):
- Connecticut 2 · 100%
Complainants' cities:
Stamford, CT (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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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 (203) 721-9800
- Who called me from (203) 721-9800?
- No complaint names the caller; FTC complainants most often said the calls were about dropped calls or silence. The number is in a block assigned to Onvoy, LLC in Waterbury, CT (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (203) 721-9800 a scam?
- Canadial rates it low risk, from 2 complaints, latest Oct 1, 2024.
- Is (203) 721-9800 a debt collector or collection agency?
- Nothing says it is: none of its 2 complaints describe debt collection.
- Should I call (203) 721-9800 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 (203) 721-9800 been reported?
- 2 complaints to the U.S. FTC's Do Not Call registry between Sep 19, 2024 and Oct 1, 2024.
- What do callers from (203) 721-9800 say?
- 1 of its 2 FTC complaints (50%) is about dropped calls or silence, against 18% of the 25,094 FTC complaints about all numbers in area code 203.
Data updated: FTC complaints through Nov 13, 2026; numbering records as of Nov 3, 2026; community reports live. How this page is built.