Android Hidden Codes:

Function Code

Info / Test Menu *#*#4636#*#*

Analog and backlight test *#*#0842#*#*

Display IMEI number *#06#

LCD Display test *#*#0*#*#*

Display Camera Info *#*#34971539#*#*

Completely wipe phone and reinstall firmware *2767*3855#

Display MAC address *#*#232338#*#*

Display Bluetooth address *#*#232337#*#

Field Test *#*#7262626#*#*

Quick GPS Test *#*#1472365#*#*

FoodStar

IPhone Codes:

Function Codes

Field Test Mode *3001#12345#

Check Call Forwarding number *#67#

IMEI number *#06#

Enable Call Waiting *43#

Disable Call Waiting #43#

Enhanced Full rate [EFR] Mode *3370#

Anonymous Call Input *67 before you enter a phone number