Picked up the call, kept saying hello, caller hung up without a word. Called me two times with few days gap. Not pleasant when I'm recovering from flue and someone act so stupid and inconsiderate of people's privacy and time.  

I AM DEAF MUTE THAT I CAN,T TALK ON THE PHONE AND WHO ARE THEY CALLING ME THAT I DON,T KNOW WHO THEY ARE AND HOW DID THEY GET MY NUMBER ON MY PHONE  THAT THEY HAVE NO TTY THAT MEANS TELEPHONE TYPE WRITER FOR THE DEAF AND THEY  DON.T HAVE IT ON THE PHONE THAT  IS WHY I AM DEAF PERSON THAT THEY CALL ME IN AJAX ONTARIO                                 THANK YOU BY DEAF PERSON ???????

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Called today 12/10, left no msg. Call back attempt noted number is not in service. Prob callbot

they called me, I said hello?? a few times and a robotic voice answered back "goodbye"

Got a call from this number. A girl said she is calling from Sun Life. I told her the line was cracking up. She hung up