(720) 504-4951
Denver, CO
(720) 504-4951 is likely a robocall: 8 FTC complaints and 1 FCC complaint, recorded messages in 88% of the FTC complaints, most often about impersonating a government agency, business or relative (25%).
- No new complaints since Oct 21, 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 720-504 block has more complaints; 56 numbers there have FTC complaints.
Complaint history
8 FTC complaints between Oct 19, 2024 and Oct 21, 2024.
All 8 FTC complaints are about calls in Oct 2024.
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
1 complaint to the U.S. Federal Communications Commission on Oct 20, 2024.
The complainant heard a recorded message. They filed it as unwanted calls (1). Complainants were in Colorado (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
2 of its 8 FTC complaints (25%) are about impersonating a government agency, business or relative, against 9% of the 40,642 FTC complaints about all numbers in area code 720.
Complaint categories chosen by FTC complainants:
- Not specified / other 3 · 38%
- Calls pretending to be government, businesses, or family and friends 2 · 25%
- Dropped call or no message 2 · 25%
- Medical & prescriptions 1 · 13%
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 9 complaints describe debt collection.
Nearby numbers in 720-504
The closest reported numbers on either side of (720) 504-4951, in number order.
All reported numbers in 720-504 →When the calls came
Time of day of 6 calls; most often the 3 p.m. hour (3):
Day of the week of 8 calls; most often Sunday (6):
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.
None of 8 complainants have area code 720, the number's own. The calls reached people elsewhere, so this isn't a local caller to them.
All 8 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 8 · 100%
Complainants' cities:
Canon City, CO (1) · Evergreen, CO (1) · Longmont, 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) 504-4951
- Who called me from (720) 504-4951?
- No complaint names the caller; FTC complainants most often said the calls were about impersonating a government agency, business or relative. 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) 504-4951 a scam?
- Canadial rates it medium risk, from 9 complaints, latest Oct 21, 2024, robocalls in 88% of the FTC complaints.
- Is (720) 504-4951 a debt collector or collection agency?
- Nothing says it is: none of its 9 complaints describe debt collection.
- Should I call (720) 504-4951 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) 504-4951 been reported?
- 8 complaints to the U.S. FTC's Do Not Call registry between Oct 19, 2024 and Oct 21, 2024 and 1 complaint to the U.S. FCC on Oct 20, 2024.
- What do callers from (720) 504-4951 say?
- 2 of its 8 FTC complaints (25%) are about impersonating a government agency, business or relative, against 9% of the 40,642 FTC complaints about all numbers in area code 720.
- When does (720) 504-4951 call?
- In FTC complaints, the most common time was the 3 p.m. hour (3 of 6 calls with a time); the most common day was Sunday (6 of 8).
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.