Unlock Samsung R400

There are a few unlocking service providers, including your current mobile network, who can unlock your Samsung R400 for a small fee. Select your mobile network from the dropdown below to find the solution that best suits your needs.

Then use the table below to compare between different unlocking providers.

Have you succesfully unlocked this handset using another method? Make sure you share your knowledge by adding a comment to help other members in the community. You can find answers to other questions related to unlocking (including what scams to look out for and whether it's legal) on our comprehensive unlocking FAQs page.