Hi,

Check out our new site unlock4sony.com - unlock your phone
Your Sony Xperia Z Ultra can be used with only one sim card ?
This is mean that your Sony Xperia Z Ultra is locked (simlock) and can be used only with sim card from network that you bought phone.

If you like to use your Xperia Z Ultra with other sim cards (if your phone is in Vodafone and you wish to use Orange) you need to unlock phone.

Unlock4Sony.com is specialising in fast and easy phones unlocking. We are using best unlocking technology, that's why the unlocking with us save time and problems.
You don't need any special skills or knowledge to unlock your Xperia Z Ultra .

Unlock sony Xperia Z Ultra by code is verry easy but you need to check counter. Sony Xperia Z Ultra have only 5 trys to enter unlock code.

If you have blocked counter you are not able to unlock your Sony.

For unlock Sony Xperia Z Ultra do only this steps:

1. go to unlock4Sony.com and choose your Sony model or go directly to unlock by code Sony Xperia Z Ultra
2. press "Unlock Sony Xperia Z Ultra"
3. Choose unlock product for your Sony ( in some cases only one product is available )
4. Enter your Sony IMEI number and if needed other required information.
5. fill all needed information like name, e-mail and others
6. Pay for an unlock code
7. after average time (check how much it takes for chosen product) you will receive all codes and unlock guide to your Sony Xperia Z Ultra .

How to enter unlock code to Sony Xperia Z Ultra ?

For Sony Xperia Z Ultra you must to power up the phone on with unaccepted SIM card,
wait until the phone ask for a network unlock pin code.
When you see the message, enter the code receive from unlock4sony.com



In other cases, mostly in new models can be used #987654321#.



How You can check codes counter:



1. Turn on the phone whithout sim card

2. Lock screen

3. Press sequence: Menu, Back, Back, Menu, Back, Menu, Menu, Back


4. Select Service info

5. Select SimLock

6. Check where is X

7. If X is on NETWORK and value is different than zero, you can unlock your phone.

8. If it is zero unlock by code is NOT available. The counter is blocked.


1. Turn on the phone whithout sim card

2. Type *#*#7378423#*#*

3. Select Service info

4. Select SimLock

5. Check where is X

6. If X is on NETWORK and value is different than 0, you can unlock your phone.

7. If it is 0 unlock by code is NOT possible.

The counter is blocked.



In new models can be used #987654321#.

We give You 100% working codes from Sony servers.
Unlocking also allow You to increase value of your Sony Xperia Z Ultra because it can be used with all network cards.
Unlocking by code Sony Xperia Z Ultra is easy, fast and cheap.
After unlocking You can use Your Sony Xperia Z Ultra with sim cards from differents network like vodafone, t-mobile, O2, movistar, orange.


Why unlock Sony Xperia Z Ultra and why choose unlock4Sony.com ?
- cutting down on the cost of calls and text messages
- we give 100% support in case of any problems while unlocking Your Sony Xperia Z Ultra
- can be used each sim card from all world
- we always inform You how to enter unlock code to Your Sony
- opportunity to buy a foreign SIM card in another country to avoid roaming charges
- unlock your Sony Xperia Z Ultra without leaving home

› See More: How to easy unlock Sony Xperia Z Ultra using codes to use all sim card Sony unlock