How can you block a number on a cricket A100 (cell phone)?

How do I block a cell phone number from calling me on my cell phone

I need directions on how to block a specific cell phone number from calling my cell phone.

I have the prepaid cellphone service net10 and I was wondering how to block a person's number with that service?

I blocked someones phone number from my buddy list on aim. will they be able to aim me even if I have them blocked? and will ...

how do you block cell phone numbers

How do I block my cell phone number when texing

How do you block someones phone number on a cell phone?

There is this girl at my school that somehow got my cell phone number. I need help, I want to know how to block phone calls f...

Hey how do you block numbers on a cingular at&t cell phone? Please help me. So I have no more harrasments!! Please. Thank you.

Is there a way to tell when you call someone if they are blocking your number?