(303) 238-5263
Denver, CO
(303) 238-5263 is likely a robocall: 13 FTC complaints and 65 FCC complaints, recorded messages in 69% of the FTC complaints, most often about impersonating a government agency, business or relative (23%).
- No new complaints since Jul 12, 2024 (FTC data through Nov 13, 2026).
- More FTC complaints than 99% of the 26,440 numbers with FTC complaints in area code 303.
- No number in the 303-238 block has more complaints; 44 numbers there have FTC complaints.
Complaint history
13 FTC complaints between Jan 19, 2023 and Jul 12, 2024.
The FTC complaints came in 9 of the 19 months from Jan 2023 to Jul 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
65 complaints to the U.S. Federal Communications Commission between Feb 19, 2015 and Apr 11, 2020; 1 gave it as the number to call back rather than the caller ID.
Of the 65 complainants, 54 heard a recorded message, 6 heard a live person and 5 got a call that hung up or stayed silent. They filed them as unwanted calls (57), telemarketing (6) and robocalls (2). Complainants were in Colorado (64) and Pennsylvania (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
3 of its 13 FTC complaints (23%) are about impersonating a government agency, business or relative, against 9% of the 31,961 FTC complaints about all numbers in area code 303.
Complaint categories chosen by FTC complainants:
- Not specified / other 5 · 38%
- Calls pretending to be government, businesses, or family and friends 3 · 23%
- Dropped call or no message 3 · 23%
- Charities 2 · 15%
Who called
The number's block is assigned to Qwest Corporation in Denver, CO.
Is it a debt collector?
Nothing says it is: none of its 78 complaints describe debt collection.
Nearby numbers in 303-238
The closest reported numbers on either side of (303) 238-5263, in number order.
When the calls came
Time of day of 11 calls:
Day of the week of 12 calls; most often Thursday (4):
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
- Qwest Corporation
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.
Most FTC complainants were in Colorado (12 of 13); others in Ohio (1). 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 12 · 92%
- Ohio 1 · 8%
Complainants' cities (most common):
Denver, CO (2) · Willoughby, CO (2) · Fort Collins, CO (1) · Littleton, CO (1) · Manitou Springs, CO (1)
As typed on the FTC form, with spelling variants merged; complaints without a city aren't counted.
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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 (303) 238-5263
- Who called me from (303) 238-5263?
- 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 Qwest Corporation in Denver, CO (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (303) 238-5263 a scam?
- Canadial rates it medium risk, from 78 complaints, latest Jul 12, 2024, robocalls in 69% of the FTC complaints.
- Is (303) 238-5263 a debt collector or collection agency?
- Nothing says it is: none of its 78 complaints describe debt collection.
- Should I call (303) 238-5263 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 (303) 238-5263 been reported?
- 13 complaints to the U.S. FTC's Do Not Call registry between Jan 19, 2023 and Jul 12, 2024 and 65 complaints to the U.S. FCC between Feb 19, 2015 and Apr 11, 2020.
- What do callers from (303) 238-5263 say?
- 3 of its 13 FTC complaints (23%) are about impersonating a government agency, business or relative, against 9% of the 31,961 FTC complaints about all numbers in area code 303.
- When does (303) 238-5263 call?
- In FTC complaints, the most common day was Thursday (4 of 12).
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.