FTC Data
At least 1 consumer from California reported phone number 866-884-4559 to the Federal Trade Commission. 0% of complaints reported the call or text message as a robocall or recorded message. The last complaint was on February 1, 2018.
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Help others by rating this number - was it spam, a business, or something else?
my computer displayed a message from M1crosoft: "your computer has been blocked" please call us immediately at 866.884.4559 it looks like ransomware, DO NOT CALL THEM.