(720) 438-7357
Longmont, CO
(720) 438-7357 is likely an unwanted sales call: 8 FTC complaints and 1 FCC complaint, recorded messages in 38% of the FTC complaints.
- No new complaints since May 26, 2025 (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 720-438 block has more complaints; 48 numbers there have FTC complaints.
Complaint history
8 FTC complaints between Apr 12, 2023 and May 26, 2025.
The FTC complaints came in 3 of the 26 months from Apr 2023 to May 2025; the busiest was Apr 2023, with 5 of 8.
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 Apr 17, 2023.
The complainant heard a live person. 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
1 of its 8 FTC complaints (13%) is about energy, solar and utilities; across area code 720 that isn't one of the 8 commonest call types (each of those is at least 1% of its FTC complaints).
Complaint categories chosen by FTC complainants:
- Not specified / other 7 · 88%
- Energy, solar & utilities 1 · 13%
Who called
The number's block is assigned to Onvoy, LLC in Longmont, CO.
Is it a debt collector?
Nothing says it is: none of its 9 complaints describe debt collection.
Nearby numbers in 720-438
The closest reported numbers on either side of (720) 438-7357, in number order.
When the calls came
Time of day of 7 calls; most often the 11 a.m. hour (2):
Day of the week of 8 calls; most often Wednesday (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
- Longmont, 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 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:
Denver, CO (2) · Golden, CO (1) · Pueblo West, 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) 438-7357
- Who called me from (720) 438-7357?
- No complaint names the caller; FTC complainants most often said the calls were about energy, solar and utilities. The number is in a block assigned to Onvoy, LLC in Longmont, CO (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (720) 438-7357 a scam?
- Canadial rates it low risk, from 9 complaints, latest May 26, 2025, robocalls in 38% of the FTC complaints.
- Is (720) 438-7357 a debt collector or collection agency?
- Nothing says it is: none of its 9 complaints describe debt collection.
- Should I call (720) 438-7357 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) 438-7357 been reported?
- 8 complaints to the U.S. FTC's Do Not Call registry between Apr 12, 2023 and May 26, 2025 and 1 complaint to the U.S. FCC on Apr 17, 2023.
- What do callers from (720) 438-7357 say?
- 1 of its 8 FTC complaints (13%) is about energy, solar and utilities; across area code 720 that isn't one of the 8 commonest call types (each of those is at least 1% of its FTC complaints).
- When does (720) 438-7357 call?
- In FTC complaints, the most common time was the 11 a.m. hour (2 of 7 calls with a time); the most common day was Wednesday (3 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.