Samsung phone codes for your samsung mobile/handset:
#*5376# DELETE ALL SMS!!!!
#*6837# Official Software Version: (0003000016000702)
#*7326# Accessory
#*7683# Sleep variable
#*2834# Audio Path (Handsfree)
#*3270# DCS Support Activate/Deactivate
#*3282# Abstracts Activate/Deactivate
#*3476# EGSM Activate/Deactivate
#*3676# FORMAT FLASH VOLUME!!!
#*4760# GSM Activate/Deactivate
#*4864# White Screen
#*2077# GPRS Switch
#*2027# GPRS Switch
#*0227# GPRS Switch
#*3797# Blinks 3D030300 in RED
#*7372# Resetting the time to DPB variables
#*3273# EGPRS multislot (Class 4, 8, [...]