Hung up on me when I answered.

just left a message,cause when i call your number back,always the answering machine comes on,this is the last time i tell you not to call my house ever again,nothing more rude calling my home and not leaving a message,i'm sick and tired of this all(403) 451-0138 better never appears again on my house linethxs

Likely culprit is Jonathan Denis. Owns a robo dialler (supposedly for his political campaigns) and loves to use it to crank call people.  Probably 85% of these calls are from him... I know, we used to be friends and I've seen him do it many times.

Pain in the &#@! system won't stop these guys. Everyday, same time, same # and nobody there.

Woman on the phone identified herself as from the Calgary Conservative Association.