For many telecom providers such as Airtel, MTG, Safaricom, Telkom, MTN, etc, you can recharge your line with airtime credit by entering a unique USSD code.
This code is usually in the format *xxx*Voucher PIN#, where XXX is the line’s designated recharge code.
USSD Code for Airtel Recharge (Kenya)
The USSD code for recharging Airtel Kenya airtime is *141* followed by a 16-digit recharge voucher PIN then # i.e, *141*voucher PIN#
For example, if your recharge voucher PIN is 1234 5678 9012 3456, you would dial:
*141*1234 5678 9012 3456#
The 16-digit Airtel recharge voucher PIN is typically divided into four patches, with four digits per patch.
You can also top up from Airtel Money by dialing *334#, going to Buy Airtime, and then selecting Buy for Self or Other Number.
Respective mobile banking apps and codes also offer a convenient way to buy airtime using your bank balance.
Recharge code for Airtel Nigeria
For Nigerian Airtel customers, you can recharge your lines by pressing *311*voucher PIN#.
You can also recharge your account from card or bank balances using the ussd code *444# in Nigeria. Simply dial *444#*amount#, select a payment method, then follow the steps to authorize the transaction.