(307) 355-4857
LaGrange, WY
(307) 355-4857 is reported as unwanted: 2 FTC complaints and 1 FCC complaint, mostly about computer and tech support.
- No new complaints since Sep 20, 2024 (FTC data through Nov 13, 2026).
- More FTC complaints than 86% of the 13,933 numbers with FTC complaints in area code 307.
- Only 4 numbers in the 307-355 block have more complaints, of 48 there with FTC complaints.
Complaint history
2 FTC complaints between Aug 15, 2024 and Sep 20, 2024.
The FTC complaints came in every month from Aug 2024 to Sep 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 Sep 5, 2024.
The complainant heard a live person. They filed it as unwanted calls (1). Complainants were in Wyoming (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 2 FTC complaints (50%) is about computer and tech support, against under 1% of the 17,328 FTC complaints about all numbers in area code 307.
Complaint categories chosen by FTC complainants:
- Computer & technical support 1 · 50%
- Not specified / other 1 · 50%
Who called
The number's block is assigned to Onvoy, LLC in LaGrange, WY.
Is it a debt collector?
Nothing says it is: none of its 3 complaints describe debt collection.
Nearby numbers in 307-355
48 numbers in 307-355 have 74 FTC complaints between them (43% robocalls), 2 of them about (307) 355-4857. The commonest categories in the block: Dropped call or no message (18%), Warranties & protection plans (7%).
The closest reported numbers on either side of (307) 355-4857, in number order.
When the calls came
Time of day of 2 calls:
Day of the week of 2 calls:
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
- LaGrange, WY, 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.
Both FTC complainants were in Wyoming. Statewide, Wyoming ranks #31 of the 50 states and DC for Do Not Call complaints per resident: 3,903 in the last 12 months, 662.9 per 100,000 people. Spam calls in Wyoming.
Where FTC complainants were located (U.S. states):
- Wyoming 2 · 100%
Complainants' cities:
Cheyenne, WY (1) · Johnstown, WY (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 (307) 355-4857
- Who called me from (307) 355-4857?
- No complaint names the caller; FTC complainants most often said the calls were about computer and tech support. The number is in a block assigned to Onvoy, LLC in LaGrange, WY (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (307) 355-4857 a scam?
- Canadial rates it low risk, from 3 complaints, latest Sep 20, 2024.
- Is (307) 355-4857 a debt collector or collection agency?
- Nothing says it is: none of its 3 complaints describe debt collection.
- Should I call (307) 355-4857 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 (307) 355-4857 been reported?
- 2 complaints to the U.S. FTC's Do Not Call registry between Aug 15, 2024 and Sep 20, 2024 and 1 complaint to the U.S. FCC on Sep 5, 2024.
- What do callers from (307) 355-4857 say?
- 1 of its 2 FTC complaints (50%) is about computer and tech support, against under 1% of the 17,328 FTC complaints about all numbers in area code 307.
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.