(720) 343-4178
Denver, CO
(720) 343-4178 is likely an unwanted sales call: 3 FTC complaints, 33% recorded messages, most often about vacations and timeshares (33%).
- No new complaints since May 26, 2026 (FTC data through Nov 13, 2026).
- More FTC complaints than 95% of the 31,610 numbers with FTC complaints in area code 720.
- Only 3 numbers in the 720-343 block have more complaints, of 129 there with FTC complaints.
Complaint history
3 FTC complaints between Jun 19, 2025 and May 26, 2026.
The FTC complaints came in 3 of the 12 months from Jun 2025 to May 2026.
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 vacations and timeshares, against under 1% of the 40,642 FTC complaints about all numbers in area code 720.
Complaint categories chosen by FTC complainants:
- Not specified / other 2 · 67%
- Vacation & timeshares 1 · 33%
Who called
The number's block is assigned to Onvoy, LLC in Denver, CO.
Is it a debt collector?
Nothing says it is: none of its 3 complaints describe debt collection.
Nearby numbers in 720-343
129 numbers in 720-343 have 178 FTC complaints between them (54% robocalls), 3 of them about (720) 343-4178. The commonest categories in the block: Dropped call or no message (13%), Calls pretending to be government, businesses, or family and friends (9%).
The closest reported numbers on either side of (720) 343-4178, in number order.
When the calls came
Time of day of 3 calls:
Day of the week of 3 calls; most often Tuesday (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
- Denver, CO, 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.
All 3 FTC complainants were in Colorado. Statewide, Colorado ranks #7 of the 50 states and DC for Do Not Call complaints per resident: 59,905 in the last 12 months, 996.3 per 100,000 people. Spam calls in Colorado.
Where FTC complainants were located (U.S. states):
- Colorado 3 · 100%
Complainants' cities:
Denver, CO (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 (720) 343-4178
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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 (720) 343-4178
- Who called me from (720) 343-4178?
- No complaint names the caller; FTC complainants most often said the calls were about vacations and timeshares. The number is in a block assigned to Onvoy, LLC in Denver, CO (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (720) 343-4178 a scam?
- Canadial rates it medium risk, from 3 complaints, latest May 26, 2026, 33% robocalls.
- Is (720) 343-4178 a debt collector or collection agency?
- Nothing says it is: none of its 3 complaints describe debt collection.
- Should I call (720) 343-4178 back?
- No. Calling back can confirm that your line is answered. If the caller claimed to be a company or agency you deal with, contact it on a number you find yourself.
- How many times has (720) 343-4178 been reported?
- 3 complaints to the U.S. FTC's Do Not Call registry between Jun 19, 2025 and May 26, 2026.
- What do callers from (720) 343-4178 say?
- 1 of its 3 FTC complaints (33%) is about vacations and timeshares, against under 1% of the 40,642 FTC complaints about all numbers in area code 720.
- When does (720) 343-4178 call?
- In FTC complaints, the most common day was Tuesday (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.