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FROM

-30%

Price and Delivery starting at:

€ 14.95 EUR 12 hs, 50 min

Unlock Siemens C65

Unlock your C65 in record time and without leaving home.

  • Guaranteed or Money Back
  • Thousands of Satisfied Customers
  • Lowest Price Guaranteed

Price and Delivery from:  € 14.95 EUR in 12 hs, 50 min

Place your order in just a few seconds
1. Operator 2. Service 3. Summary 4. Payment

Select the original phone carrier

Trust, Security, and Integrity

Trust, Security, and Integrity

Over 8 million top-ups, gift cards, and check-ins

Extremely Happy Customers

Extremely Happy Customers

Over 26,000 reviews between Google and Trustpilot

Low Price and Guaranteed Service

Low Price and Guaranteed Service

Nearly 20 years of complete transparency and the lowest prices

27,000 reviews of doctorSIM

Very good
Based on 27,091 reviews
Trustpilot
1 days ago

Hassle Free & Super Fast Top-ups.

We have been using DoctorSIM for topping up our SIM cards for many years now, and we have consistently had an excellent experience.

The service has always been fast, reliable, and professional, with very reasonable rates and an impressive range of networks available globally. This is a real advantage compared with many other providers in the same business.

On one occasion, we accidentally entered an incorrect SIM/telephone number when making a top-up. As the funds could not be applied, DoctorSIM promptly processed a full refund back to the card we had originally used for the payment. Their response was quick, professional, and hassle-free.

And our most recent experience says it all: we topped up a SIM just a few moments ago, and the funds were credited within approximately three seconds. You simply cannot ask for much better service than that.

All in all, DoctorSIM has consistently delivered a first-class service over the years. We have no hesitation in recommending them 100% and will certainly continue using their services.

Nat and Nelly
3 days ago

i love dr sim

i love this system its fast, user friendly, ive never come across any problems with it and honestly its just so useful and practical, i use it to buy my friend data every so often to help him out, but theres so many other features its so cool!! and i trust that they wont steal my info and sell it or anything too i love dr sim!!!!!!

Eya Souissi
11 days ago

As usual everything went smooth as…

As usual everything went smooth as silk. DoctorSIM team is always ready to help and assist to complete your transaction is a professional and friendly manner. Topping up from abroad to help a family member or a friend in a few minutes is priceless. Thank you again!

Franky
Very good
Based on 27,091 reviews
Trustpilot

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Frequently asked questions when unlocking a Siemens mobile phone

Can I unlock a Siemens phone if it has been reported as unpaid, lost, or stolen?

If you request the unlocking of a mobile phone reported as stolen, lost, or unpaid, the unlocking will proceed correctly, but the phone cannot be used until the report is resolved.

Sometimes, the phone will work if, once unlocked, it is used outside the country of the operator to which it belongs.

Report, blacklist, and negative band are all synonyms for this restriction imposed by the operator in the event of theft, loss, or non-payment.

Check now if a mobile phone has been reported. All you need is the IMEI number, which you can obtain by dialing *#06#.

If my Siemens cannot be unlocked, will I get my money back?

Of course, although fortunately Siemens mobile unlocking services have a high success rate, so refunds are not usually necessary.

However, if your unlocking is not possible for reasons attributable to us, we will refund your money.

Will I lose my warranty if I unlock my Siemens mobile phone?

You will never lose your warranty when you unlock a phone with doctorSIM. Our services are professional and do not affect the software or hardware of the mobile phone.

For this reason, it is the only method recommended by phone manufacturers and operators.

In addition, the unlocking is permanent and you will not lose it even if you update the operating system or reset the phone to factory settings.

How can I select my Siemens mobile phone model?

You don't need to select your exact Siemens model to unlock it.

All Siemens mobile phone unlocks are compatible with each other, and the result will be satisfactory even if you don't select a specific model, as the specific unlock code will depend on the device's IMEI number.

If you still need to know the exact model of a device to find out its exact specifications, sell it, etc., we recommend our mobile phone model search engine. It's free, immediate, and you only need the phone's IMEI number.

I have mistakenly selected the wrong service. What should I do?

We recommend that you contact our customer service team immediately.

doctorSIM can cancel or make changes to orders if requested within 10 minutes of placing the order.

After that time, the order is automatically activated and in most cases a refund will not be possible, although we recommend that you contact customer service for advice.

Why unlock with doctorSIM instead of at a local store?

For security: our service is completely reliable, you don't need any cables or to install anything, and you won't lose any photos or videos stored on your device.

The unlocking method used by doctorSIM is the official method recommended by manufacturers and operators.

It is 100% legal, permanent, and does not void the manufacturer's warranty. What's more, the process is online, so you can keep your phone with you at all times.

Which phone company should I choose?

You must select the country and operator where the mobile phone was purchased, not the one where you want to use the phone. It is very important to pay attention to this information, as if you enter it incorrectly, you will not be able to get a refund.

Why unlock your cell phone with doctorSIM?

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REPUTATION

This is the service recommended by operators and manufacturers.

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SPEED

It is the easy, fast, safe, and legal way to unlock.

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SAFETY

You keep your phone's warranty intact.

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WARRANTIES

Do not let go of your cell phone at any time.

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RELIABILITY

You can use it during the release process.

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EASY

Easy-to-follow release instructions.

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SUPPORT

The best customer service at your disposal.

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VERSATILITY

You can use your cell phone with any carrier in the world.