Similarly Apple iPhone Smartphone’s operating system iOS also have some secret codes for multiple purposes like easy access to setting Now I'm going to share some of them with you guys hopefully you will find them useful.
*#06# Show IMEI of any phone means it will work on any Smartphone or mobile of any brand.
*#21# Information about the configuration of forwarding calls, voice and data.
*#30# Functions is to report you either you enable or disabled status of calling line presentation.
*#33# List with multiple configurations like call, sms, data, fax, sms and show whether they are enabled or not.
*#43# Verify status of call waiting like sms, data, sync data, etc. in your iPhone
*#61# Checking of number of missed calls.
*#62# Verifies the number for forwarding calls in case of none of service is available.
*#67# Check the numbers for forwarding calls if your iPhone is busy.
*#76# Information about your line presentation enabled or disabled status.
*225# Prepaid line
*777# Detailed information of account balance of prepaid iPhones
*3282# Get know about the use of data information.
*3001#12345#* Reveal internal setting like Open the "Field Test" of the iPhone which enables us to learn many advanced data network from our iPhone. GSM, Wireless, 3G ... everything will be exposed here.
These codes are applicable to all models of Apple iphone like 1, 3G, 3GS, 4, 4S and 5
