Learn about MMID - Mobile Money Identifier, a unique 7-digit number that facilitates mobile banking transactions securely. Learn How to Obtain and Utilize MMID. What is MMID? Understand the meaning of mobile money identifier importance of MMID in banking generate MMID use MMID for Interbank funds transfer. MMID in banking is a unique seven-digit number linked to your mobile number, enabling secure and fast transactions through IMPS. Understand its importance and role in mobile banking here! The MMID is linked to the customer’s account, and transactions can be conducted using the MMID and mobile number. Customers can use their MMID to conduct transactions such as transferring money, paying bills, and checking account balances.