Canadial Know Who Called

(800) 736-3550

Toll-free number

Low risk

(800) 736-3550 is likely a robocall: 4 FTC complaints and 2 FCC complaints, recorded messages in 50% of the FTC complaints, mostly about computer and tech support.

Report this number
Did (800) 736-3550 call you?
4
FTC complaints
2
FCC complaints
50%
Recorded messages
Jul 30, 2025
Latest report

Complaint history

4 FTC complaints between Feb 27, 2023 and Jul 30, 2025.

The FTC complaints came in 4 of the 30 months from Feb 2023 to Jul 2025.

Feb 2023: 1Mar 2023: 1Apr 2023: 0May 2023: 1Jun 2023: 0Jul 2023: 0Aug 2023: 0Sep 2023: 0Oct 2023: 0Nov 2023: 0Dec 2023: 0Jan 2024: 0Feb 2024: 0Mar 2024: 0Apr 2024: 0May 2024: 0Jun 2024: 0Jul 2024: 0Aug 2024: 0Sep 2024: 0Oct 2024: 0Nov 2024: 0Dec 2024: 0Jan 2025: 0Feb 2025: 0Mar 2025: 0Apr 2025: 0May 2025: 0Jun 2025: 0Jul 2025: 1Feb 2023 Jul 2025
FTC complaints per month (by call date); peak 1 in a month.

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

2 complaints to the U.S. Federal Communications Commission between Oct 1, 2020 and Jul 7, 2025; 1 gave it as the number to call back rather than the caller ID.

Both heard a live person. They filed them as unwanted calls (2). The calls were about computer tech support (1). Complainants were in Georgia (1) and Montana (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

Complaint categories chosen by FTC complainants:

  • Computer & technical support 4 · 100%

Who called

(800) 736-3550 is a toll-free number. Toll-free numbers aren't tied to a place, and no public record shows which company holds them.

Is it a debt collector?

Nothing says it is: none of its 6 complaints describe debt collection.

Nearby numbers in 800-736

The closest reported numbers on either side of (800) 736-3550, in number order.

All reported numbers in 800-736 →

When the calls came

Time of day of 2 calls:

12a 6a 12p 6p

Day of the week of 4 calls:

Sun Mon Tue Wed Thu Fri Sat

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

Toll-free numbers can be answered anywhere in Canada and the U.S.; the number itself says nothing about where the caller is.

FTC complainants were in California (1), Maryland (1), North Carolina (1) and Ohio (1).

Where FTC complainants were located (U.S. states):

  • California 1 · 25%
  • Maryland 1 · 25%
  • North Carolina 1 · 25%
Show 1 more states
  • Ohio 1 · 25%

Complainants' cities:

Silver Spring, MD (1) · Upper Sandusky, OH (1) · Winnetka, CA (1)

As typed on the FTC form, with spelling variants merged; complaints without a city aren't counted.

Toll-free code 800: spam calls and most-reported numbers →

Searches on Canadial

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Real visits to this page, counted once per visitor per day.

Did (800) 736-3550 call you?

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Answers from visitors, one per person per month (asked at the top of the page).

Report (800) 736-3550

Tell others what the call was about. Reports appear on this page; no account needed.

Recent community reports

No community reports yet. Be the first to describe this call.

What to do

Questions about (800) 736-3550

Who called me from (800) 736-3550?
No complaint names the caller; FTC complainants most often said the calls were about computer and tech support. It's a toll-free number, which isn't tied to a place, and no public record shows which company holds it.
Is (800) 736-3550 a scam?
Canadial rates it low risk, from 6 complaints, latest Jul 30, 2025, robocalls in 50% of the FTC complaints.
Is (800) 736-3550 a debt collector or collection agency?
Nothing says it is: none of its 6 complaints describe debt collection.
Should I call (800) 736-3550 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 (800) 736-3550 been reported?
4 complaints to the U.S. FTC's Do Not Call registry between Feb 27, 2023 and Jul 30, 2025 and 2 complaints to the U.S. FCC between Oct 1, 2020 and Jul 7, 2025.
What do callers from (800) 736-3550 say?
The most common complaint category is "Computer & technical support" (100% of FTC complaints).

Data updated: FTC complaints through Nov 13, 2026; FCC complaints refreshed daily; community reports live. How this page is built.