I m using my airtel mobile number since last 8 yrs, i was convert this number post paid to pre paid before 4 month. my mobile are broken so i am not use this number since last 1 month, when i buy new mobile & check the number it shown sim card not valid, when i visit the airtel customer care they told me this number is cancal.This is my corporate number so i want this number back in any telecome company. Mobile Number:9725702580