Your USSD wallet is linked directly to your TIGO Pesa mobile number. As a result, you may only top up your own TIGO Pesa account with the same mobile number as the account you have registered with.
How to deposit money into your Meridianbet account using Airtel Money
Place your selection and pay for your ticket directly from Tigo Pesa
Meridianbet USSD and Meridianbet.co.tz use separate wallets
Enter business number 777111 with your mobile number as reference
USSD Betting with Airtel USSD