International Mobile Equipment Identity.
*#7780#
To check the factory settings restored.
*#67705646#
To get rid of the operator logo.
*#2820#
To check the address of your Bluetooth device.
*#746085685#
To check the SIM clock status.
*#30#
View private number.
*#0000#
To show software version.
*#4720#
To activate the Half Rate Codex and double capacity for voice traffic.
*#4720*
To deactivate it.
*3370#
To activate Enhanced Full Rate Codec.
#3370#
To deactivate Enhanced Full Rate Codec.
*#61#
To check the number where “On No Reply” calls are diverting.
*#7760#
To check the manufactures code
To check out the Provider Lock Status
#pw+1234567890+1#.
To check the Network Lock Status:
#pw+1234567890+2#.
To check the Country Lock Status:
#pw+1234567890+3#.
To check the SIM Card Lock Status:
#pw+1234567890+4#.
#73#
Try to reset phone timers and game scores.
*#43#
To check the call waiting status of your phone
