List of Best Hidden iPhone Secret Codes.
*#06#
It will displays your iPhone IMEI. It is a iphone hardware.
*3001#12345#*
This code opens you field mode which con settings, cell information and newest network.
*#67#
You can check the number in order to call for is busy.
*646#
(Postpaid only) It will display you available minutes.
*225#
(Postpaid only) To check the Bill Balance.
*777#
To check the Account balance use this code.
*#33#
You can check call control bars by using
whether barring is enabled or disabled for our the usual suspects like fax, SMS, voice, information.
*#76#
For checking connected line presentation isuse this code. like to the calling line present whether the connected line presentation
*#21#
You can set inquiry for call forwards. Find the Forwarding. You will see whether you have facebook sync, async, paid access & packet access disabled.
*#61#
To check number of missed calls.
*#62#
You can verifies the number for forwarding call is available.
*3370#
EFR mode Enhanced Full Rate improves you But it will slightly reduced battery life.
*#5005*7672#
To check SMS center.
*#43#
Call Waiting Status.
*43#
Activate a waiting.
#43#
Deactivate waiting.
*#31#
It allow you hide your number.
iT is Not Tested By Me May Be Some Code Will Not Work in Your Iphone.