(321) 977-5423
Melbourne, FL
(321) 977-5423 is likely a robocall: 3 FTC complaints, 67% recorded messages, most often about energy, solar and utilities (33%).
- No new complaints since May 23, 2024 (FTC data through Nov 13, 2026).
- More FTC complaints than 95% of the 31,217 numbers with FTC complaints in area code 321.
- Only 2 numbers in the 321-977 block have more complaints, of 115 there with FTC complaints.
Complaint history
3 FTC complaints between Mar 4, 2024 and May 23, 2024.
The FTC complaints came in 2 of the 3 months from Mar 2024 to May 2024; the busiest was Mar 2024, 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 energy, solar and utilities; across area code 321 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:
- Energy, solar & utilities 1 · 33%
- Medical & prescriptions 1 · 33%
- Not specified / other 1 · 33%
Who called
The number's block is assigned to Onvoy, LLC in Melbourne, FL.
Is it a debt collector?
Nothing says it is: none of its 3 complaints describe debt collection.
Nearby numbers in 321-977
115 numbers in 321-977 have 146 FTC complaints between them (53% robocalls), 3 of them about (321) 977-5423. The commonest categories in the block: Dropped call or no message (15%), Medical & prescriptions (8%), Calls pretending to be government, businesses, or family and friends (7%).
The closest reported numbers on either side of (321) 977-5423, in number order.
When the calls came
Time of day of 2 calls:
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
- Melbourne, FL, 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.
None of 3 complainants have area code 321, the number's own. The calls reached people elsewhere, so this isn't a local caller to them.
Most FTC complainants were in Florida (2 of 3); others in Virginia (1). Statewide, Florida ranks #2 of the 50 states and DC for Do Not Call complaints per resident: 256,906 in the last 12 months, 1095 per 100,000 people. Spam calls in Florida.
Where FTC complainants were located (U.S. states):
- Florida 2 · 67%
- Virginia 1 · 33%
Complainants' cities:
Green Cove Springs, VA (1) · Winter Park, FL (1)
As typed on the FTC form, with spelling variants merged; complaints without a city aren't counted.
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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 (321) 977-5423
- Who called me from (321) 977-5423?
- 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 Onvoy, LLC in Melbourne, FL (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (321) 977-5423 a scam?
- Canadial rates it low risk, from 3 complaints, latest May 23, 2024, 67% robocalls.
- Is (321) 977-5423 a debt collector or collection agency?
- Nothing says it is: none of its 3 complaints describe debt collection.
- Should I call (321) 977-5423 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 (321) 977-5423 been reported?
- 3 complaints to the U.S. FTC's Do Not Call registry between Mar 4, 2024 and May 23, 2024.
- What do callers from (321) 977-5423 say?
- 1 of its 3 FTC complaints (33%) is about energy, solar and utilities; across area code 321 that isn't one of the 8 commonest call types (each of those is at least 1% of its FTC complaints).
- When does (321) 977-5423 call?
- In FTC complaints, 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.