is it possible to block calls from a certain number? (dialog)

[~v3n0m~]

I want to block a certain number, and is it possible to do that through dialog services?? i have a nokia 5800 and a post paid package.

please someone help me

 

[kumaramcr]

call 2 CS then it may be

 

[best4best]

Puluwan machan. Maximum 20 numbers puluwan. Call their CS and they will do it within 48 hours. Mamath ekak kala...Onama Ekak block karanna puluwan

 

[~v3n0m~]

Puluwan machan. Maximum 20 numbers puluwan. Call their CS and they will do it within 48 hours. Mamath ekak kala...Onama Ekak block karanna puluwan

thanks machanz. mama dan call kala. block kala numbers. thanks for replies.