Try our cookies Alza.cz a. s., Company identification number 27082440, use cookies and other data to ensure the proper functioning of the website and, with your consent, also, among other things, to personalize advertising and the content of our websites. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.

We use 8 categories of cookies on our website:

Technical cookies
These are strictly necessary for the functioning of the website and the features you choose to use. Without them, our website would not work; you wouldn't be able to log in to your user account, for example.
Functionality cookies
These cookies allow us to remember your basic choices and improve the user experience. These include remembering your preferred language or allowing you to stay logged in permanently.
Social media cookies
These cookies allow us to easily link you to your social media profile and, for example, allow you to share products and services with your friends and family.
Content personalisation
These cookies allow us to show you content and ads according to the information we have about you to best meet your needs. This includes what content you have viewed, or on what device you are accessing our website.
Non-personalised advertising
These cookies allow us to show you general ads for products and services.
Personalised advertising
Thanks to these cookies, we and our partners can offer you relevant products and services based on your purchases, your shopping behaviour and your preferences.
Audience metrics
These cookies allow us to optimise our site for your convenience based on how you use it. The aim is to remember or anticipate your choices. This includes, for example, the use of features, their location, or the behaviour on the page.
Third party cookies
These cookies are third-party cookies (e.g. Google business safety & privacy and terms site). You can find more information about them and our partners here.

By giving your consent to the processing of cookies, functionality and analytical cookies will be installed on the device you use to browse the website (click on the "I understand" button for both categories, or you can select only one of the categories by clicking on the "Settings" button). We always install technical cookies on your device, even without your explicit consent, because without them our website would simply not work.

You can revoke your consent to the processing of cookies. In connection with our company's cookie processing, you also have the following rights: the right to access cookies, delete, modify, supplement and correct them, restrict processing and the right to lodge a complaint with the Office for Personal Data Protection. Read more about your rights.

For even more detailed information about how we process cookies, please see our Personal Data Protection Policy.

I understand Detailed settings Reject everything

Phones, Smart Watches, TabletsPhone AccessoriesSIM Cards

SIM Cards

SIM Cards – same-day delivery available. Just make sure the product you want is in stock. Choose products to buy from the comfort of your home and have them delivered to your address, to an AlzaBox, or to one of our stores. Learn more about why shop on Alza.cz.

Continue

46 Results

4.5 2×

Twist Smart Devices for EU

SIM Card - T-mobile, a prepaid card suitable for smart devices, 200 MB of free data per month and a bonus credit of 150 CZK, monthly and annual data packages, the package is automatically renewed for 75 CZK/month, calls 4,50 CZK/min. SMS 1.90 CZK, MMS 4.90 CZK, services work throughout the EU

129,- New 139,-

Buy

Unsealed - in stock 1 pcs

Order Code: TW135b

3 variants

4.0 4×

Vodafone SIM gold eSIM

SIM Card - Includes 10GB of data + 5GB in the My Vodafone+ app, unlimited SMS within the Vodafone network for the first month included in the price + 50 CZK credit valid for 45 days

159,- 199,-

Buy

In stock 2 pcs

Order Code: VDF529be

3.8 10×

T-Mobile kredit 300Kč

Gift Card

300,-

Buy

Available for download

Order Code: EPAY0031

1.0 4×

T-Mobile Unlimited Weekend Internet

Gift Card - for T-Mobile prepaid voice services, activated via SMS, the app or My T-Mobile self-service, unlimited mobile data all weekend

149,-

Buy

Available for download

Order Code: EPAY0046

O2 Annual data connection 50GB - SIM Card

3 colors

4.6 185×

O2 Annual data connection 50GB

SIM Card - data only, ideal for devices such as cameras, photo traps or security systems, 50 GB available for 365 days, connection to 5G network anywhere in the Czech Republic

699,-

Buy

On the way > 5 pcs

Expected 25/09/2026

Order Code: O2182

O2 Annual data connection 15GB - SIM Card

3 colors

4.6 185×

O2 Annual data connection 15GB

SIM Card - data only, ideal for devices such as cameras, photo traps or security systems, 15 GB available for 365 days, connection to 5G network anywhere in the Czech Republic

499,-

Buy

On the way 2 pcs

Expected 10/09/2026

Order Code: O2181

6 variants

Vodafone Předplacenka 1000 GB na rok

SIM Card

2,999,-

Reserve

Expected September 11, 2026

Order Code: VDF1012b

6 variants

Vodafone Předplacenka 6 GB na rok (eSIM)

SIM Card

399,-

Reserve

Expected September 11, 2026

Order Code: VDF1013b1

6 variants

Vodafone Předplacenka 24 GB na rok

SIM Card

599,-

Reserve

Expected September 11, 2026

Order Code: VDF1014b

6 variants

Vodafone Předplacenka 2 GB

SIM Card

149,-

Reserve

Expected September 11, 2026

Order Code: VDF1009b

6 variants

Vodafone Předplacenka 6 GB na rok

SIM Card

399,-

Reserve

Expected September 11, 2026

Order Code: VDF1013b

6 variants

Vodafone Předplacenka 24 GB na rok (eSIM)

SIM Card

599,-

Reserve

Expected September 11, 2026

Order Code: VDF1014b1

6 variants

Vodafone Předplacenka 15 GB (eSIM)

SIM Card

249,-

Reserve

Expected September 11, 2026

Order Code: VDF1011b1

6 variants

Vodafone Předplacenka 15 GB

SIM Card

249,-

Reserve

Expected September 11, 2026

Order Code: VDF1011b

6 variants

Vodafone Předplacenka 5 GB

SIM Card

199,-

Reserve

Expected September 11, 2026

Order Code: VDF1010b

6 variants

Vodafone Předplacenka 5 GB (eSIM)

SIM Card

199,-

Reserve

Expected September 11, 2026

Order Code: VDF1010b1

6 variants

Vodafone Předplacenka 1000 GB na rok (eSIM)

SIM Card

2,999,-

Reserve

Expected September 11, 2026

Order Code: VDF1012b1

6 variants

Vodafone Předplacenka 2 GB (eSIM)

SIM Card

149,-

Reserve

Expected September 11, 2026

Order Code: VDF1009b1

Vodafone unlimited calls to the Vodafone network - SIM Card

4.8 42×

Vodafone unlimited calls to the Vodafone network

SIM Card - Includes 1.5GB of data + unlimited calls within the Vodafone network for the first month included in the price + 100 CZK of credit valid for 45 days

79,- Save 71,-

Watch

Currently Unavailable

Order Code: VDF1006b

4.1 51×

COOP Mobil with 100Kč credit

SIM Card prepaid SIM card, 100 CZK credit for FREE, The monthly flat rate for CZK 69 includes 150 MB of data, automatic data package renewal after a month (can be cancelled, increase, etc. )

199,-

Watch

Currently Unavailable

Order Code: XXcoopSIM

LANGIE ULTRA SIM

SIM Card - prepaid data SIM card 500 MB, Global coverage of 150 countries, 2G/3G/4G/LTE/LTE-M/NB-IoT support, valid for 10 years, speeds up to 1 Mbit/s, IoT platform 1NCE, APN support, REST API, OpenVPN

1,349,-

Watch

Currently Unavailable

Order Code: LNG26002

4.0 29×

T-Mobile předplacená karta pro chytré zařízení

SIM Card - T-Mobile, prepaid, 200MB of free data for the first 30 days from card activation and a bonus credit of CZK 10, after 30 days from activation the data package is automatically renewed for another 30 days for CZK 75

60,-

Watch

Currently Unavailable

Order Code: TW129b

24 more... Top

1 2 archive

No longer sold

SIM Cards – proved brands

Check out products sorted by price starting with the lowest price in the category cheap SIM Cards Find products sorted from the most expensive to the cheapest in the category most expensive SIM Cards Check out products sorted by price starting with the highest price in the category best sellers, best SIM Cards You’ll find products sorted by reviews starting from the highest ranked in SIM Cards reviews

Chcete doručiť tovar na Slovensko? Prezrite si SIM karty

Für den Versand nach Deutschland, besuchen Sie bitte SIM Karten

Für den Versand nach Österreich, besuchen Sie bitte SIM Karten

P-DC1-WEB19

SIM Cards

7 reasons to shop for SIM Cards on Alza.cz

What to consider when choosing SIM Cards?

Make your selection easier. Click through our pre-made filters for the category: SIM Cards

Cheapest vs. most expensive SIM Cards

No longer sold

SIM Cards – proved brands