(773) 373-9731
(773) 373-9731 is likely a robocall: 3 FTC complaints, 67% recorded messages, mostly about medical and prescription offers.
- No FTC complaints dated in the 30 days to Nov 13, 2026, 1 in the 90 days before.
- More FTC complaints than 96% of the 26,593 numbers with FTC complaints in area code 773.
- Only 4 numbers in the 773-373 block have more complaints, of 203 there with FTC complaints.
Complaint history
3 FTC complaints between Mar 15, 2024 and Oct 7, 2026.
The FTC complaints came in 3 of the 32 months from Mar 2024 to Oct 2026.
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 3 FTC complaints (67%) are about medical and prescription offers, against 11% of the 33,158 FTC complaints about all numbers in area code 773.
Complaint categories chosen by FTC complainants:
- Medical & prescriptions 2 · 67%
- Dropped call or no message 1 · 33%
Who called
The number's block is assigned to Bandwidth.com CLEC, LLC.
Is it a debt collector?
Nothing says it is: none of its 3 complaints describe debt collection.
Nearby numbers in 773-373
203 numbers in 773-373 have 276 FTC complaints between them (39% robocalls), 3 of them about (773) 373-9731. The commonest categories in the block: Dropped call or no message (29%), Calls pretending to be government, businesses, or family and friends (5%).
The closest reported numbers on either side of (773) 373-9731, in number order.
All reported numbers in 773-373 →When the calls came
Time of day of 3 calls:
Day of the week of 3 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
- Rate centre (NANPA abbreviation)
- CHICGOZN07, IL, 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.
3 of 3 complainants (100%) have area code 773, the number's own. Scam callers often show a local-looking number (“neighbour spoofing”); a local business calling nearby customers looks the same.
All 3 FTC complainants were in Illinois. Statewide, Illinois ranks #11 of the 50 states and DC for Do Not Call complaints per resident: 116,978 in the last 12 months, 919.7 per 100,000 people. Spam calls in Illinois.
Where FTC complainants were located (U.S. states):
- Illinois 3 · 100%
Complainants' cities:
Chicago, IL (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 (773) 373-9731
- Who called me from (773) 373-9731?
- No complaint names the caller; FTC complainants most often said the calls were about medical and prescription offers. The number is in a block assigned to Bandwidth.com CLEC, LLC (rate centre CHICGOZN07, IL) (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (773) 373-9731 a scam?
- Canadial rates it medium risk, from 3 complaints, latest Oct 7, 2026, 67% robocalls.
- Is (773) 373-9731 a debt collector or collection agency?
- Nothing says it is: none of its 3 complaints describe debt collection.
- Should I call (773) 373-9731 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 (773) 373-9731 been reported?
- 3 complaints to the U.S. FTC's Do Not Call registry between Mar 15, 2024 and Oct 7, 2026.
- What do callers from (773) 373-9731 say?
- 2 of its 3 FTC complaints (67%) are about medical and prescription offers, against 11% of the 33,158 FTC complaints about all numbers in area code 773.
Data updated: FTC complaints through Nov 13, 2026; numbering records as of Nov 3, 2026; community reports live. How this page is built.