Who called from 5149580000

I received many phone calls from this number and 514-958-0001 numbers. They never leave messages on the answering machine.

the 514 number wakes me up in the middle of the night and its someone trying to send me a fax. Now I have to change my number
becasue you can't catch up with them!

There are phone calls from 514 958-0001 and 0000. All it is, is a fax
machine.  I get these calls 4-5 times a day

THis number woke me up in the middle of the night.The number is 5149580000.

I have been getting calls from this number for months - fax tone
514-958-0000 and at times from 514 958-0001
Why doesn't congress force the telephone companies to put a stop to this?
I know, I know... The telco's are making money on the calls...but still...