How to TOP Up airtime ¹.Go to M-pesa- Lipa na mpesa ². Paybill ³. Enter Business No. 755557 ⁴.account no your Airtel or telkom or safaricom I.e(070000000) ⁵. Enter Amount ⁶. PIN then confirmed transaction No transaction cost from 5 to 100 is free Thanks for purchase airtime with us