Secret Codes guide
#332*0000# on iPhone: Cancel Except-Home Barring
By Muhammad Shahid · · 3 min read
Quick answer
#332*0000#: Restore full international dialling while roaming. Cancels barring of outgoing international calls except those to the home country. Use your own four digit call barring password in place of 0000. If you are abroad and only calls to US numbers are connecting, this is one of the few settings that would explain it.
Secret CodesDial codes, SIM & network test · Free on the App StoreDownload free →| Code | #332*0000# |
|---|---|
| What it does | Restore full international dialling while roaming. |
| Published for | AT&T and T-Mobile |
| Type | Support varies |
Restore full international dialling while roaming. This page explains what #332*0000# does, how to use it on an iPhone and which carriers it applies to.
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What does #332*0000# do?
Cancels barring of outgoing international calls except those to the home country. Use your own four digit call barring password in place of 0000.
If you are abroad and only calls to US numbers are connecting, this is one of the few settings that would explain it. Try the interrogation form first so you learn whether the network is even tracking this service for your line.
How do I use #332*0000#?
- Open the Phone app and tap Keypad.
- Type #332*0000# exactly as written.
- Press the green Call button and wait for the result.
Which carriers does this apply to?
| Published for | AT&T and T-Mobile |
|---|---|
| Type | Support varies |
| Good to know | Rarely applicable in the US. Meaningful mainly on foreign SIMs used in an unlocked iPhone. |
Related call barring and sim pin codes
- *332*0000#: Bar International Calls Except Home
- *#332#: Check Except-Home Barring
- *#331#: Check International Call Barring
- *35*0000#: Bar All Incoming Calls
- #331*0000#: Cancel International Call Barring
- #35*0000#: Cancel Incoming Call Barring
See all call barring and sim pin codes or every category of iPhone codes.
How Secret Codes helps
Secret Codes keeps this and every other entry a search away. Pick your carrier once and each entry says whether it is published for your line. You can save favourites, add a private note, and record whether a code worked on your line.
Frequently asked questions
What does #332*0000# do on iPhone?
Restore full international dialling while roaming. Cancels barring of outgoing international calls except those to the home country. Use your own four digit call barring password in place of 0000.
What else should I know about #332*0000#?
If you are abroad and only calls to US numbers are connecting, this is one of the few settings that would explain it. Try the interrogation form first so you learn whether the network is even tracking this service for your line.
What are the steps for #332*0000#?
1. Open the Phone app and tap Keypad. 2. Type #332*0000# exactly as written. 3. Press the green Call button and wait for the result.
Where do I use #332*0000#?
On the keypad of the Phone app.
Do I need to press Call after typing #332*0000#?
Yes. Type it on the Phone keypad, then press the green Call button.
Is #332*0000# a hidden or secret code?
No. It is a published service, not a hidden menu. iPhones do not have Android-style engineering menus.
Which carriers does #332*0000# work on?
It is published for AT&T and T-Mobile. Rarely applicable in the US. Meaningful mainly on foreign SIMs used in an unlocked iPhone.
Does #332*0000# work on Android phones too?
It is handled by the carrier or service rather than the iPhone, so it is not tied to one phone brand. Check with your carrier.
Will #332*0000# work outside the US?
It is published for US carriers and services, so do not count on it abroad. Ask your carrier before you travel.
What if #332*0000# does not work on my iPhone?
Check that it applies to your carrier first, because carriers decide which services they offer and can change them. If it should apply to your line, contact your carrier.
What is related to #332*0000#?
*332*0000#: Bar International Calls Except Home. While roaming, allow calls home but block all other international dialling.
What else is in this category?
*#332#: Check Except-Home Barring. See whether third country dialling is blocked while roaming.
Sources
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