In the following lines you will find a short list of secret codes for the iphone, I collected these codes from the internet, use them at your own risk:
- *3001#12345#* and tap Call. Enter Field Mode.
- *777# and tap Call. Account balance for prepaid iPhone.
- *225# and tap Call. Bill Balance. (Postpaid only)
- *646# and tap Call. Check minutes. (Postpaid only)
- *#21# and tap Call. Setting interrogation for call forwards.
- *#30# and tap Call. Calling line presentation check.
- *#76# and tap Call. Check whether the connected line presentation is enabled or not.
- *#43# and tap Call. Determine if call waiting is enabled.
- *#61# and tap Call. Check the number for unanswered calls.
- *#62# and tap Call. Check the number for call forwarding if no service is available.
- *#67# and tap Call. Check the number for call forwarding when the iPhone is busy.
- *#33# and tap Call. Check for call control bars.
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