Apple iPhone Secret Codes

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Apple iPhone Secret Codes

Field Test

Hide Caller ID

Check SMS center

Call Waiting

Call Barring

Call Forwarding

Calling Line Presentation

IMEI

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Field Test

Code: Select all

*3001#12345#*

SIM Info
GSM Cell Enviroment / GSM Cell Info / GSM RR Info / GPRS Information
PDP Context Info / Here you can see Your IPv4 / IPv6 Mobile internet IP Dddress
UMTS Cell Environment / Neighbor Cells / HSDPA Info / UMTS RR Info
MM Info / Serving PLMN / Process PS / Process CS / Equivalent PLMN List / Process CO

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Hide Caller ID

Code: Select all

*31#mobile number

If you have a carrier unlocked iPhone or a carrier that supports hiding your caller ID, you can use this secret code to present your caller ID as “Unknown” or “No Caller ID”. All you need to do is use the code that works in your country and add the mobile number you want to call anonymously and press dial.

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Check SMS center

Code: Select all

*#5005*7672#

Every text message that you send from your phone first goes to a server or SM S center number, which then sends it to the number you send it to. If you have been facing a few issues regarding SMS, it’s best to check the SMS center number and you can use this secret code to do exactly that. You can just enter the code in the iPhone’s dialer and press “call”.

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Call Waiting

(Check Status)

Code: Select all

*#43#

(Enable Call Waiting)

Code: Select all

*43# 

(Disable Call Waiting)

Code: Select all

#43# 

As you might have guessed, this iPhone secret code simply lets you check the status of Call Waiting and enable or disable it with ease. This should come in handy if you just can’t seem to find the Call Waiting options in your iPhone.

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Call Barring


(Check status)

Code: Select all

Code: *#33#

(Enable Call Barring)

Code: Select all

*33*pin#

(Call Barring)

Code: Select all

#33*pin#

Call Barring lets you block all incoming or outgoing calls on your phone and if you want to check its status or enable/disable it on your iPhone, you can use this code. The “pin” here is the SIM Pin, which is the lock on your SIM card. You can enable it in iPhone Settings->Phone->SIM PIN.

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Call Forwarding



(Check Status)

Code: Select all

Code: *#21#

(Enable or Disable Call Forwarding)

Code: Select all

*21#

(Divert Calls to this Number)

Code: Select all

*21mobilenumber#

Don’t want to be disturbed by a phone call while you watch your favorite sports team fight it out? Well, for people unaware, Call Forwarding is a feature that lets you divert incoming calls to your other number or even a voicemail and you can use these secret codes to check its status on your phone or to enable it and divert calls to another number.

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Calling Line Presentation

Code: Select all

*#30#

If the recipient of your calls aren’t able to view your mobile number, there might be problem with your number’s Calling Line Presentation. In that case, you can use this code to check if Call Line Presentation is enabled or disabled.

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IMEI

Code: Select all

*#06#

Chances are, you already knew about this code, didn’t you? For people unaware, all phones come with their unique identification number and you can use this USSD code to check it on almost any phone. For more details on IMEI and its use, you can check out our detailed article on the same.