(720) 735-5189
Keenesburg, CO
(720) 735-5189 is likely a robocall: 4 FTC complaints and 3 FCC complaints, recorded messages in 75% of the FTC complaints, mostly about dropped calls or silence.
- No new complaints since Feb 25, 2024 (FTC data through Nov 13, 2026).
- More FTC complaints than 97% of the 31,610 numbers with FTC complaints in area code 720.
- Only 1 number in the 720-735 block has more complaints, of 77 there with FTC complaints.
Complaint history
4 FTC complaints between Sep 17, 2022 and Feb 25, 2024.
The FTC complaints came in 2 of the 18 months from Sep 2022 to Feb 2024; the busiest was Sep 2022, with 3 of 4.
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.
Complaints to the FCC
3 complaints to the U.S. Federal Communications Commission between Jun 25, 2017 and Feb 22, 2024.
Of the 3 complainants, 1 got a call that hung up or stayed silent, 1 heard a live person and 1 heard a recorded message. They filed them as unwanted calls (3). Complainants were in Colorado (2) and Washington (1).
Source: FCC Consumer Help Center, Consumer Complaints Data (public domain), complaints about unwanted calls, telemarketing and robocalls. The FCC doesn't verify the facts alleged in complaints, and neither do we.
What callers claimed
3 of its 4 FTC complaints (75%) are about dropped calls or silence, against 16% of the 40,642 FTC complaints about all numbers in area code 720.
Complaint categories chosen by FTC complainants:
- Dropped call or no message 3 · 75%
- Not specified / other 1 · 25%
Who called
The number's block is assigned to Onvoy, LLC in Keenesburg, CO.
Is it a debt collector?
Nothing says it is: none of its 7 complaints describe debt collection.
Nearby numbers in 720-735
The closest reported numbers on either side of (720) 735-5189, in number order.
When the calls came
Time of day of 4 calls:
Day of the week of 4 calls; most often Saturday (3):
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
- Keenesburg, 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.
None of 4 complainants have area code 720, the number's own. The calls reached people elsewhere, so this isn't a local caller to them.
All 4 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 4 · 100%
Complainants' cities:
Denver, CO (1) · Littleton, 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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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) 735-5189
- Who called me from (720) 735-5189?
- 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 Keenesburg, CO (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (720) 735-5189 a scam?
- Canadial rates it medium risk, from 7 complaints, latest Feb 25, 2024, robocalls in 75% of the FTC complaints.
- Is (720) 735-5189 a debt collector or collection agency?
- Nothing says it is: none of its 7 complaints describe debt collection.
- Should I call (720) 735-5189 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) 735-5189 been reported?
- 4 complaints to the U.S. FTC's Do Not Call registry between Sep 17, 2022 and Feb 25, 2024 and 3 complaints to the U.S. FCC between Jun 25, 2017 and Feb 22, 2024.
- What do callers from (720) 735-5189 say?
- 3 of its 4 FTC complaints (75%) are about dropped calls or silence, against 16% of the 40,642 FTC complaints about all numbers in area code 720.
- When does (720) 735-5189 call?
- In FTC complaints, the most common day was Saturday (3 of 4).
Data updated: FTC complaints through Nov 13, 2026; FCC complaints refreshed daily; numbering records as of Nov 3, 2026; community reports live. How this page is built.