Has called my cell phone several times

This baster has been calling every afternoon from last one week on my cell phone. If I will find out who this is before police, I will kill him or her.And through dead body in river with 10 Kg of cement tied to it.Just kidding but stop fuking with me or I will fuk you up.

This is the call from Canadian Auto Warranty Services. They are flooding Canada with a SCAM to sell warranties. They have been covered on the news. They go by variuos names National Dealers Warranties - Canadian Auto Warranty Services, Worldwide Warranties
National Dealers Warranties - Canadian Auto Warranty Services, Worldwide Warranties
Phone:  800-559-0408
Fax:  
339 Mid Rivers Mall Drive
St Peters, Missouri, 63376
U.S.A.

To get even, call them back from pay phones at 800-559-0408 or 800-436-3185. Be polite. Tell them to stop harrasing Canadians. Tie up their lines. Each call will cost them money.

they just call me.. what can i do to stop this...

call that 800# provided by callemback. funny