(423) 343-4856
Kingsport, TN
(423) 343-4856 has 1 FTC complaint.
Most common complaint: medical and prescription offers (100% of FTC complaints).
- No new complaints since Jan 25, 2025 (FTC data through Nov 13, 2026).
- Only 4 numbers in the 423-343 block have more complaints, of 75 there with FTC complaints.
Complaint history
1 FTC complaint on Jan 25, 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
Complaint categories chosen by FTC complainants:
- Medical & prescriptions 1 · 100%
Who called
The number's block is assigned to Level 3 Communications, LLC in Kingsport, TN.
Is it a debt collector?
Nothing says it is: its one complaint doesn't describe debt collection.
Part of a group of similar numbers
(423) 343-4856 is one of 61 numbers in area code 423 first reported to the FTC for “Medical & prescriptions” calls between Jan 23, 2025 and Jan 25, 2025, against about 8 in a usual three days, 62 complaints in all; most from Tennessee (98%), Georgia (2%).
So many numbers from one area code first reported for the same thing within three days are rarely chance; they usually mean one operation cycling through numbers. How groups are found.
Nearby numbers in 423-343
75 numbers in 423-343 have 79 FTC complaints between them (48% robocalls), 1 of them about (423) 343-4856. The commonest categories in the block: Medical & prescriptions (25%), Dropped call or no message (8%), Calls pretending to be government, businesses, or family and friends (8%).
The closest reported numbers on either side of (423) 343-4856, in number order.
Location
- Location of the number block
- Kingsport, TN, USA
- Block assigned to
- Level 3 Communications, 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.
The one FTC complainant was in Tennessee. Statewide, Tennessee ranks #4 of the 50 states and DC for Do Not Call complaints per resident: 74,729 in the last 12 months, 1021.6 per 100,000 people. Spam calls in Tennessee.
Where FTC complainants were located (U.S. states):
- Tennessee 1 · 100%
Complainants' cities:
Ooltewah, TN (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 (423) 343-4856
- Who called me from (423) 343-4856?
- No complaint names the caller. The number is in a block assigned to Level 3 Communications, LLC in Kingsport, TN (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ. It's one of 61 numbers in area code 423 first reported for the same kind of call within three days, many times the usual number, likely one operation.
- Is (423) 343-4856 a scam?
- Canadial rates it low risk, from 1 complaint, latest Jan 25, 2025.
- Is (423) 343-4856 a debt collector or collection agency?
- Nothing says it is: its one complaint doesn't describe debt collection.
- Should I call (423) 343-4856 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 (423) 343-4856 been reported?
- 1 complaint to the U.S. FTC's Do Not Call registry on Jan 25, 2025.
- What do callers from (423) 343-4856 say?
- The most common complaint category is "Medical & prescriptions" (100% of FTC complaints).
Data updated: FTC complaints through Nov 13, 2026; numbering records as of Nov 3, 2026; community reports live. How this page is built.