Are there any apps that can manage or block USSD codes?

May 14, 2015 ... *#06# = IMEI Number. *#1234# = Firmware Version. *#2222# = H/W Version. *#8999*8376263# = All Versions Together. I was developing an app which make ussd call but when i put the number as *804# app inventor didn't recognize this # signso please help me Dec 25, 2021 ... I don't have a way to dial ussd numbers in the inserted SIM card, which makes it impossible for me to purchase further data plans once the active one depletes. Unstructured Supplementary Service Data (USSD), sometimes referred to as "quick codes" or "feature codes", is a communications protocol used by GSM cellular ... USSD uses codes made up of the characters that are available on a mobile phone. A USSD message, which can be up to 182 characters long, establishes a real-time ... Pound codes and star codes are numbers you can call from your Verizon mobile phone to help manage your Verizon wireless account. Available # and * codes. Code ... May 1, 2016 ... We should have a USSD code to check the Data Balance like in Speakout. When I want to check my Data Balance in Speakout I dial *777*4# from my phone and I get ... Jul 8, 2024 ... We are experiencing down time on our USSD code *888#. You can access your water bill balances by calling our Contact Centre on 0724253582 or ... Nov 11, 2016 ... USSD stands for Unstructured Supplementary Service Data, and it is a technology used by mobile network operators to provide quick and easy ... Jul 20, 2021 ... It is a code that contains *, numbers, and #. It lets the user operate a machine tool, to make a connection with a network or another service.