(720) 443-5833
Denver, CO
(720) 443-5833 is likely an unwanted sales call: 11 FTC complaints and 2 FCC complaints, recorded messages in 27% of the FTC complaints, most often about dropped calls or silence (27%).
- No new complaints since Jul 25, 2024 (FTC data through Nov 13, 2026).
- More FTC complaints than 99% of the 31,610 numbers with FTC complaints in area code 720.
- No number in the 720-443 block has more complaints; 23 numbers there have FTC complaints.
Complaint history
11 FTC complaints between Mar 25, 2024 and Jul 25, 2024.
The FTC complaints came in every month from Mar 2024 to Jul 2024; the busiest was May 2024, with 4 of 11.
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
2 complaints to the U.S. Federal Communications Commission between Jun 3, 2024 and Jul 18, 2024; 1 gave it as the number to call back rather than the caller ID.
Of the 2 complainants, 1 heard a live person and 1 heard a recorded message. They filed them as unwanted calls (2). The calls were about amazon (1). Complainants were in Colorado (2).
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 11 FTC complaints (27%) 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:
- Not specified / other 8 · 73%
- Dropped call or no message 3 · 27%
Who called
The number's block is assigned to Bandwidth.com CLEC, LLC in Denver, CO.
Is it a debt collector?
Nothing says it is: none of its 13 complaints describe debt collection.
Nearby numbers in 720-443
The closest reported numbers on either side of (720) 443-5833, in number order.
All reported numbers in 720-443 →When the calls came
Time of day of 11 calls; most often the 10 a.m. hour (4):
Day of the week of 11 calls; most often Thursday (4):
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
- Bandwidth.com CLEC, 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.
1 of 11 complainants has area code 720, the number's own. The calls reached people elsewhere, so this isn't a local caller to them.
All 11 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 11 · 100%
Complainants' cities (most common):
Littleton, CO (2) · Centennial, CO (1) · Denver, CO (1) · Hotchkiss, CO (1) · Lakewood, 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) 443-5833
- Who called me from (720) 443-5833?
- 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 Bandwidth.com CLEC, LLC in Denver, CO (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (720) 443-5833 a scam?
- Canadial rates it low risk, from 13 complaints, latest Jul 25, 2024, robocalls in 27% of the FTC complaints.
- Is (720) 443-5833 a debt collector or collection agency?
- Nothing says it is: none of its 13 complaints describe debt collection.
- Should I call (720) 443-5833 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 (720) 443-5833 been reported?
- 11 complaints to the U.S. FTC's Do Not Call registry between Mar 25, 2024 and Jul 25, 2024 and 2 complaints to the U.S. FCC between Jun 3, 2024 and Jul 18, 2024.
- What do callers from (720) 443-5833 say?
- 3 of its 11 FTC complaints (27%) are about dropped calls or silence, against 16% of the 40,642 FTC complaints about all numbers in area code 720.
- When does (720) 443-5833 call?
- In FTC complaints, the most common time was the 10 a.m. hour (4 of 11 calls with a time); the most common day was Thursday (4 of 11).
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.