They are text advertisements and i cannot stand them how do i stop this?

I keep getting this number on my caller id at home and i dont know who it is calling

Caller called parents and said that they were trying to find me,and that I was in serious legal trouble for an unpaid loan.They left the above phone #,and said that it was my parents responsibility to have me return the call.I called the # and was told that I owed money on a loan from a company that I never heard of,or had done business with,and could settle out of court

Something about Security systems. They have called me at least once a week for the past 3 months

didnt know the number so didnt answer they didnt leave a messaga either

Tea Party Patriots announcing Town Hall

didn't answer but from what I've read its probably some scam...lots of people have been called

Claims to be from AT&T and wants to change your phone services. I have called AT&T this is a scam.

The Dude was an Indian, dot not feather, scamming to get consolidate my debts related to the use of payday loans. Scamming for Dummies.

shows up as a text message who is it??