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.
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7 reasons to shop for SIM Cards on Alza.cz
We have a wide network of stores across the Czech Republic, where we follow all hygiene measures, as well as contactless AlzaBoxes (pick-up points).
You can see the availability of each item right away. Don't forget that we deliver on weekends too.
We accept most payment methods, including contactless and cryptocurrency.
You can easily return or exchange your product at any of our AlzaBoxes.
Need assistance? Our customer support is available 24/7.
We complement our range with accessories and additional services.
You'll find all the essential information for each product, and for some, user reviews to help with your selection.
What to consider when choosing SIM Cards?
If you're planning to get SIM Cards, there are a few aspects that can help you choose the right product. In the left menu, you can use the parametric filter to narrow down the selection to match your preferences. We also recommend sorting by popularity or price.
Make your selection easier. Click through our pre-made filters for the category: SIM Cards
Are you looking for the best SIM Cards? Browse products sorted by popularity, or consult the reviews from other users.
Cheapest vs. most expensive SIM Cards
If you are looking for products based on price, you can browse the lowest priced SIM Cards, or choose to sort by price from highest to lowest.
SIM Card - 2 GB of data and unlimited calls within the Vodafone network for the first month, 1× unlimited data for a whole day, 100 Kč credit valid for 45 days, automatic package renewal provided there is sufficient credit, 1 GB of extra data upon regular package renewal, a 20 per cent reward on every top-up; activate the reward by sending a free text message with the word ‘ODMENY’ to 7700; reward credit is valid for 7 days; manage your pay-as-you-go account in the My Vodafone app; available as both a SIM and an eSIM
SIM Card - 5 GB of data for the first month, unlimited calls within the Vodafone network for the first month + 20 minutes to other networks, 1× unlimited data for a whole day, 100 Kč credit valid for 45 days, automatic package renewal provided there is sufficient credit, 2 GB of extra data upon regular package renewal, 20% reward on every top-up; activate the reward by sending an SMS with the text ‘ODMENY’ to 7700 free of charge; reward credit valid for 7 days; manage your pay-as-you-go account in the My Vodafone app; available as both a SIM and an eSIM
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
SIM Card - Includes 100 CZK in starting credit, data, voice, and text message packages as needed, 2.50 CZK per minute for calls, 1.90 CZK per text message, and 99 CZK for 1GB of data per month
SIM Card - T-Mobile, prepaid, for the first 30 days after card activation 15 GB of free data and a bonus credit of 100 CZK valid for 1 year, after 30 days from activation the data package is renewed for another 30 days for 399 CZK, for the first recharge within 30 days from activation a bonus of 100 CZK valid for 30 days
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
SIM Card - T-Mobile, 100 GB package with free first month renewal, discounted price 345 CZK/month with card payment, every twelfth renewal of the package is free, for use in the Czech Republic, activation and management via the My T-Mobile app, Twist Standard Czech Republic tariff with a call price of 4.50 CZK/min., SMS 1,90 CZK, MMS 4,90 CZK
SIM Card - Includes 100 CZK in starting credit, data, voice, and text message packages as needed, 2.50 CZK per minute for calls, 1.90 CZK per text message, and 99 CZK for 1GB of data per month
SIM Card - OFFER: An extra CZK 50 bonus credit for activations between 1 September and 30 November 2026, Twist prepaid card, 50 minutes of calls and 5 SMS messages to all networks, plus up to 2 GB of data (1 GB included and 1 GB available to claim in the My T-Mobile app), the package will not be automatically renewed and will be deactivated; you can renew it via the My T-Mobile app for 149 Kč including VAT, OFFER: +50 Kč extra bonus credit for activations between 1 September and 30 November 2026
SIM Card - 1,000 GB of data valid for 1 year, 20 per cent bonus on every top-up; activate the bonus by sending an SMS with the text ‘ODMENY’ to 7700 free of charge; bonus credit is valid for 7 days; manage your pay-as-you-go plan in the My Vodafone app; available as both a SIM and an eSIM
SIM Card - 1 GB of data for one day and unlimited calls to all networks in the Czech Republic for CZK 29 per day, you will receive a credit of 50 CZK, SMS for 1,90 CZK, The daily window is activated by calling or dating and is valid until midnight, bonus credit of CZK 300 for the first top-up of at least CZK 300, only days are paid, when the customer makes a phone call or uses the internet, after 1 GB is used up, automatic renewal of 300 MB of data for 19 CZK until the end of the day
SIM Card - 15 GB of data, 50 minutes of calls to all networks, free calls to the O2 network, international calls to Ukrainian numbers 1 CZK/min, pre-loaded bonus credit of 50 CZK, automatic activation, valid for 30 days, then recovery option
SIM Card - Cactus with 2 GB of data for free for the first 30 days, Initial credit 100 CZK valid for 12 months, calls to all networks for CZK 2.50/min and SMS for CZK 1.50, unlimited calls on the Kaktus network when topping up from CZK 200 per month, the possibility to choose advantageous data and calling packages, easy management of credit and services in the My Cactus app, credit top-up from 50 CZK, compatible with Neřesto tariffs with connection speeds up to 2 Mbps
SIM Card - 24 GB of data valid for 1 year, 2 GB of data every month, a 20% bonus on every top-up, activate the bonus by sending a free text message with the word ODMENY to 7700, bonus credit valid for 7 days, manage your pay-as-you-go plan in the My Vodafone app, available as both a SIM and an eSIM
SIM Card - for children, 2 GB of data and 200 minutes of calls to all networks for CZK 199 per month, SMS for 1,90 CZK, 300 CZK bonus on the first top-up of at least 300 CZK, automatic renewal of the tariff after 30 days if you have enough credit, calls after the units have been used up for CZK 4.90/min, the possibility of activating autopay, Full Data package option with unlimited data for 24 hours
SIM Card - T-Mobile, prepaid, for the first 30 days after card activation 10 GB of free data and a bonus credit of 100 CZK valid for 1 year, after 30 days from activation the data package is renewed for another 30 days for 279 CZK, for the first recharge within 30 days from activation a bonus of 100 CZK valid for 30 days
SIM Card - 100 GB of data for 30 days, connection to 5G network anywhere in the Czech Republic, unlimited calls per day for 15 CZK, SMS for 2 CZK, possibility of transferring the current number to this SIM card
SIM Card - with the Neřešto prepaid tariff for CZK 350 and CZK 100 credit, including 10 GB of data + unlimited data at 2 Mbps, 100 minutes or SMS and unlimited calls to 2 numbers of your choice, payment for the tariff is made automatically from the added payment card.
SIM Card - T-mobile, subscription card for photo traps and camera systems, you get 200 MB of free data for a month and a bonus credit of 150 CZK, automatic renewal of the package for 75 CZK/month, annual packages with a limit of 20 GB, 50 GB or 250 GB, calls 4,50 CZK/min. SMS 1,90 CZK, MMS 4,90 CZK, services can be used only within the Czech Republic
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
SIM Card - eSim, 100 GB of data for 30 days, connection to the 5G network anywhere in the Czech Republic, unlimited calls per day for 15 CZK, SMS for 2 CZK, possibility to transfer the current number to this eSIM card
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In the category SIM Cards on Alza.cz, we currently have a total of 44 products, which you can easily buy online and get quickly delivered. See all of your purchases and make orders on our easy-to-use app.
Check out products sorted by price starting with the lowest price in the category cheap SIM CardsFind products sorted from the most expensive to the cheapest in the category most expensive SIM CardsCheck out products sorted by price starting with the highest price in the category best sellers, best SIM CardsYou’ll find products sorted by reviews starting from the highest ranked in SIM Cards reviews
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