BLOCK 4 NUMBERS - 720-639-7843 & 720-639-7878 & 720-639-7862 & 303-732-3619.  They use different phone numbers to circumvent blocking.
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720-639-7862 FAXED 2 times on March 2, 2016 at 9:12 am.  Caller ID = FAXHALT.COM.
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PRIOR HISTORY:
720-639-7843 FAXED 2 times today. (Lucky my fax was unplugged, but caller ID caught it).
FAXED Jan 20 at 9:17 am.  Caller ID = FAXHALT.COM
FAXED Jan 20 at 9:04 am.  Caller ID = FAXHALT.COM
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Their website says “Sometimes faxes are sent by mistake. FaxHalt provides a way for you to stop receiving unwanted faxes. Simply enter your number below or leave us a message at 303-732-3619, and we will permanently add your number to the do-not-call list. Most requests are completed within 24 hours, however, in some cases, it may take up to 72.”
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They are the ones guilty of sending UNWANTED FAXES.
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Prior history:
720-639-7878 called (FAX LINE) Oct 8, 2015 at 9:19 am.Caller ID = FAXHALT.COM
Unwanted Fax = their website says “FaxHalt provides a way for you to stop receiving unwanted faxes.”
Yet they are the one creating unwanted Faxes.
BLOCKED