(720) 388-6571
Denver, CO
(720) 388-6571 is likely a scam: 4 FTC complaints, 75% recorded messages, mostly about impersonating a government agency, business or relative.
- 1 FTC complaint dated in the 30 days to Nov 13, 2026, none in the 90 days before.
- More FTC complaints than 97% of the 31,610 numbers with FTC complaints in area code 720.
- No number in the 720-388 block has more complaints; 22 numbers there have FTC complaints.
Complaint history
4 FTC complaints between May 15, 2025 and Nov 6, 2026.
The FTC complaints came in 3 of the 19 months from May 2025 to Nov 2026; the busiest was May 2025, with 2 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.
What callers claimed
2 of its 4 FTC complaints (50%) 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:
- Calls pretending to be government, businesses, or family and friends 2 · 50%
- Not specified / other 2 · 50%
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 4 complaints describe debt collection.
Nearby numbers in 720-388
The closest reported numbers on either side of (720) 388-6571, in number order.
All reported numbers in 720-388 →When the calls came
Time of day of 3 calls:
Day of the week of 4 calls; most often Friday (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
- 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 4 complainants have area code 720, the number's own. The calls reached people elsewhere, so this isn't a local caller to them.
Most FTC complainants were in Maryland (2 of 4); others in Florida (1) and Pennsylvania (1). Statewide, Maryland ranks #18 of the 50 states and DC for Do Not Call complaints per resident: 48,272 in the last 12 months, 770.5 per 100,000 people. Spam calls in Maryland.
Where FTC complainants were located (U.S. states):
- Maryland 2 · 50%
- Florida 1 · 25%
- Pennsylvania 1 · 25%
Complainants' cities:
Ellicott City, MD (2) · Boynton Beach, FL (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) 388-6571
- Who called me from (720) 388-6571?
- 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) 388-6571 a scam?
- Canadial rates it medium risk, from 4 complaints, latest Nov 6, 2026, 75% robocalls.
- Is (720) 388-6571 a debt collector or collection agency?
- Nothing says it is: none of its 4 complaints describe debt collection.
- Should I call (720) 388-6571 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) 388-6571 been reported?
- 4 complaints to the U.S. FTC's Do Not Call registry between May 15, 2025 and Nov 6, 2026.
- What do callers from (720) 388-6571 say?
- 2 of its 4 FTC complaints (50%) 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) 388-6571 call?
- In FTC complaints, the most common day was Friday (2 of 4).
Data updated: FTC complaints through Nov 13, 2026; numbering records as of Nov 3, 2026; community reports live. How this page is built.