How do I clear 911 call only from my sprint phone / sanyo ?

Please be more specific?How do I clear 911 call only from my sprint phone / sanyo ?
Turn off the Emergency Phone Number Option. In your, Set phone Numbers to memory Option In Your Phone. First Press Your Memory Button. Then Find The Phone Number, Or Option Button, Then go to It And It will Ask are You Sure You Want To delete, Press Yes.How do I clear 911 call only from my sprint phone / sanyo ?
i think you go to settings and its in other under location
go to menu,


call history,


find the call


select it;


hit ';options';


then ';erase';