How to Unlock Samsung SGH-A837 (Rugby)

Samsung SGH-A837
On the AT&T Network, to unlock the Samsung SGH-A837 (Rugby):

  • Power on without SIM
  • Type in #7465625*638*Unlock code# (8 digit unlock code*)
  • Device should say: “Network Lock Deactivated”
  • Phone may automatically reboot

Samsung Unlock Sequence

*The 8 digit code can be obtained by calling AT&T Technical Support and given the representative the IMEI number. In exchange they will give you the Subsidy Unlock Code.

To obtain the IMEI number press *#06# on your mobile device.


AT&T, handsets, Samsung, unlock handset