iPhone Hidden Secret Codes: USSD Code list (2024)

By Technobezz

First Published on July 25, 2022 | RECENTLY REVISED

Tech Insights in Your InboxSubscribe to our free newsletter and never miss out on what's happening in the tech world. Learn Tech Today, Lead Tomorrow.

Are you looking for secret codes on your iPhone to activate hidden features and services? If yes, then you are in the right place. You can easily find the secret codes for activating hidden features of your iPhone by reading this article.

Secret codes on iPhones give access to several valuable settings and services that might not be directly available. These codes activate certain functions that can’t be accessed through the general menu or buttons.

These secret codes or USSD codes will help you troubleshoot your device, activate hidden features, and even reset it without having to connect it to a computer and use iTunes. So if you want to know about the secret codes for iPhone, keep reading!

iPhone Hidden Secret Codes - iPhone USSD Code List

Use these iPhone USSD Codes to access hidden features, tweak your iPhone settings, and make your iPhone perform better.

iPhone IMEI USSD code

Enter *#06# Gives you the phone's IMEI.

iPhone field mode secret code

Enter *3001#12345#* It opens the field mode with the iPhone's internal settings, the cell information, and the newest network settings.

iPhone call forwarding code

Enter *#67#. You can check the number for call forwarding.

iPhone call minutes code

Enter *646# Postpaid users will be able to check the available minutes.

iPhone bill balance code

Enter *225# Postpaid users will be able to check the bill balance.

iPhone account balance USSD code

Enter *777# Prepaid users can use this code to check the account balance.

iPhone configuration secret code

Enter *# 33# This code will allow you to check several configurations on your phone for your calls, SMS, and data.

iPhone operator code

Enter *#76# To check if the connected line presentation is enabled or disabled.

iPhone call forwarding USSD code

Enter *#21# All your call forwarding settings will be available with the help of this code.

iPhone use of information secret code

Enter *3282# To get details on the use of information.

iPhone missed calls code

Enter *#61# For checking missed calls.

iPhone call verification code

Enter *#62# To verify the phone number for call forwarding when the phone is in no service mode.

iPhone EFR mode USSD code

Enter *3370# It puts your iPhone in EFR mode. EFR stands for Enhanced Full Rate.

iPhone SMS center secret code

Enter *#5005*7672# This code allows you to check the SMS center.

iPhone outgoing calls code

Enter *331* Allows you to bar your phone from making outgoing calls.

iPhone call waiting code

Enter *#43# This secret code will check the call waiting status.

iPhone activate call waiting code

Enter *43# To activate call waiting.

iPhone deactivate call waiting USSD code

Enter #43# To deactivate call waiting.

iPhone: Phone number secret code

Enter *#31# Use this code to hide your phone number.

iPhone forwarding USSD code

Enter ##002#. This will help you disable all call forwarding.

iPhone block number code

Enter *#30#. This allows or blocks a phone number from calling you.

What are USSD Codes?

Unstructured Supplementary Service Data (USSD), sometimes referred to as "quick codes" or "feature codes," is a communications protocol used by GSM cellular telephones to communicate with the mobile network operator's computers.