*#06# IMEI number
*#0000# Firmware Version
112 Emergency Number in case of no network.
*#7760# Production Serial Number
*#7780# Reset to factory settings
*#2820# List bluetooth address
*#21# Check number where all calls are diverted to
*#30# and press dial to see private number. Depends on network
*#43# Check call waiting status
*#61# Where numbers are diverted in case of no reply.
*#62# Check Divert if unreachable calls number
*#67# where numbers are diverted in case of On Busy Calls
**21*# Set the number to which all calls will be diverted
**61*# Set the number to which calls will be divereted on no reply
**67*# Set the number to which calls will be diverted on busy