How to block a cell phone number from calling my cell phone

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

How to trace 'private incoming cell calls' that have blocked their id

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

just wanna know how to block the number because whoever is calling is doing so under restricted.

Keep getting blocked calls on my cell and it is really starting to p!## me off

how do you block cell phone numbers

I have a big problem with the father of my child and his 'girl' friend... I need to know how to block her cell phone number f...

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 ...

trace a phone number from my cell bill that is to a number in mexico