No one returns the call

<br> Hello <br> <br> i have been trying to Call Canon Technical Support since last week<br> <br> no one is answering the calls <br> <br> and after leaving the messages, no one is returning the call <br> <br> Can any one please assist<br> <br> We have a Canon Printer , and need some technical support<br> <br> <br> <br>