Unstructured Supplementary Service Data (USSD), sometimes referred to as "quick codes" or "feature codes", is a communications protocol used by GSM cellular telephones to …

2025年1月17日 · Find all USSD and secret dialer codes for Android devices. Being open-source, the Android OS has a range of easter eggs and dialer codes that let you unlock hidden …

2022年8月14日 · Global System for Mobile Communication (GSM) and Unstructured Supplementary Service Data (USSD) are cell phone codes or smartphone codes that have …

2023年3月16日 · When you type in an USSD code, you are asking for a specific set of information. Accordingly, the servers get back to you with the information that you requested. …

2024年7月12日 · An Unstructured Supplementary Service Data (USSD) code is a code that is programmed into your SIM card or your cell phone to make it easier to perform certain actions. …

USSD (Unstructured Supplementary Service Data) is a Global System for Mobile Communications (GSM) protocol that is used to send text messages. USSD is similar to Short …

Universal Service for Service Data (USSD) is an essential telecommunication technology that bridges the gap between mobile service providers and users. From checking balances to …