The secret settings of iPhone handsets?

Apple Iphone handset secret keys, it will work on most of iphone. You can view the secret information of apple iphone handsets and troubleshoot the regular problems with the help of these codes.

Follow the listing of most up-to-date Apple codes list:

Code                                        Action 

*#06#                             to display the IMEI Number of the mobile
*225#                             Use to display the balance detail of postpaid number  
*#43#                             Use to verify if call waiting is enabled
*#61#                             verify the number for unanswered calls
*#62#                             verify the number for call forwarding if no service is available.
*#67#                              verify the number for call forwarding if phone is busy
*#646#                            Use to display the minute detail of postpaid number
*777#                             Use to display the balance detail of prepaid number  
*3001#12345#*           Display the iphone inner settings
*#33#                             to verify whether barring is enabled or disabled for outgoing
*#21#                             to display the settings for your call forwarding