(720) 238-3303
Denver, CO
(720) 238-3303 is likely a robocall: 8 FTC complaints and 5 FCC complaints, recorded messages in 75% of the FTC complaints, mostly about home improvement and cleaning.
- No new complaints since May 13, 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 720-238 block has more complaints; 17 numbers there have FTC complaints.
Complaint history
8 FTC complaints between Jun 6, 2023 and May 13, 2025.
The FTC complaints came in 6 of the 24 months from Jun 2023 to May 2025; the busiest was Sep 2023, with 3 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
5 complaints to the U.S. Federal Communications Commission between Jul 7, 2021 and May 7, 2024; all gave it as the number to call back rather than the caller ID.
Of the 5 complainants, 3 heard a recorded message, 1 heard a live person and 1 got a text message. They filed them as unwanted calls (5). Complainants were in Colorado (5).
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
5 of its 8 FTC complaints (63%) are about home improvement and cleaning, against 4% of the 40,642 FTC complaints about all numbers in area code 720.
Complaint categories chosen by FTC complainants:
- Home improvement & cleaning 5 · 63%
- Calls pretending to be government, businesses, or family and friends 1 · 13%
- Energy, solar & utilities 1 · 13%
- Not specified / other 1 · 13%
Who called
The number's block is assigned to T-Mobile USA, Inc. in Denver, CO.
Is it a debt collector?
Nothing says it is: none of its 13 complaints describe debt collection.
Nearby numbers in 720-238
The closest reported numbers on either side of (720) 238-3303, in number order.
All reported numbers in 720-238 →When the calls came
Time of day of 5 calls; most often the 3 a.m. hour (2):
Day of the week of 8 calls; most often Tuesday (7):
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
- T-Mobile USA, Inc.
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:
Fort Collins, CO (2) · Erie, CO (1) · Lone Tree, CO (1) · Wheat Ridge, 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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Report (720) 238-3303
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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) 238-3303
- Who called me from (720) 238-3303?
- No complaint names the caller; FTC complainants most often said the calls were about home improvement and cleaning. The number is in a block assigned to T-Mobile USA, Inc. in Denver, CO (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (720) 238-3303 a scam?
- Canadial rates it medium risk, from 13 complaints, latest May 13, 2025, robocalls in 75% of the FTC complaints.
- Is (720) 238-3303 a debt collector or collection agency?
- Nothing says it is: none of its 13 complaints describe debt collection.
- Should I call (720) 238-3303 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) 238-3303 been reported?
- 8 complaints to the U.S. FTC's Do Not Call registry between Jun 6, 2023 and May 13, 2025 and 5 complaints to the U.S. FCC between Jul 7, 2021 and May 7, 2024.
- What do callers from (720) 238-3303 say?
- 5 of its 8 FTC complaints (63%) are about home improvement and cleaning, against 4% of the 40,642 FTC complaints about all numbers in area code 720.
- When does (720) 238-3303 call?
- In FTC complaints, the most common time was the 3 a.m. hour (2 of 5 calls with a time); the most common day was Tuesday (7 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.