Things You'll Need:
- Network Control Key for Blackjack II
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Step 1
Contact AT&T and ask for the network control key for your Blackjack II. If you purchased this phone without an AT&T contract, contact a cell phone unlocking service, instead. These services cost about $20, as of 2009, to acquire the control key for your phone, but you cannot hack the Blackjack II without it.
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Step 2
Turn off your phone and remove the SIM card from the Blackjack II.
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Step 3
Turn the phone back on with the SIM card removed and enter the following code: #7465625*638*
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Step 4
Enter your network control key.
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Step 5
Press the "OK" soft key. This is not the "Send" button or the "OK" button on your Blackjack II. It is the button that your phone's screen indicates as "OK."
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Step 6
Power off your phone and reinsert your SIM card. Power your phone back on to complete the unlocking, or hacking, process.











