Best sellers, best SIM Cards
We also think that you deserve the best. That’s why on this page, we ranked SIM Cards from the most sold to the least sold. You have 46 products to choose from. Customers have the most interest in Twist 100GB of data, which you can buy for 279 Kč incl. VAT. If you’re intrested in SIM Cards in terms of the highest reviews, then look at the SIM Cards reviews and tests category.
All from 46
Sponsored
Twist 100GB of data
279,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Sponsored
T-Mobile prepaid card 15GB
Amazing Deal
149,-
Save 100,-
149,-
Save 100,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Sponsored
Twist 20 GB per year for smart devices
599,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card - 20 GB of data valid for 1 year within the Czech Republic, suitable for smartwatches, Photo traps, cameras and other devices, bonus credit of CZK 10 for a test call or...
Vodafone Oscar
Amazing Deal
50,-
Save 50,-
50,-
Save 50,-
In stock > 50 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
O2 Annual data connection 50GB
Amazing Deal
699,-
Save 300,-
699,-
Save 300,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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
Twist 50 MINUTES + 2GB
99,-
In stock > 20 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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,...
O2 Annual data connection 15GB
499,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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
O2 Annual data connection 1.2TB
2,999,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card -
T-Mobile prepaid card 10GB
Great price
139,-
Save 10,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Vodafone GIGA Card 100GB
Amazing Deal
349,-
Save 100,-
349,-
Save 100,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card - Includes 100GB of data for the first month at no extra cost + 50GB each subsequent month when you renew your plan
+Gift Service Alzaplus+ monthly subscription, gift with a value of 59,-
Vodafone Oskarta eSIM
50,-
In stock > 50 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
O2 Prepaid Go Card 10 GB
249,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card - 10 GB of data and 100 minutes of calls for CZK 299 per month including VAT, SMS for 1,90 CZK, 300 CZK bonus on the first top-up of 300 CZK, automatic tariff renewal...
O2 Prepaid Go Card per day
79,-
In stock > 20 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Vodafone data card - 3.5 GB of data
Amazing Deal
129,-
Save 70,-
129,-
Save 70,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card - Includes 3.5GB of data + unlimited calls and texts within the Vodafone network for the first month, included in the price + 100 CZK of credit valid for 45 days
+Gift Service Alzaplus+ monthly subscription, gift with a value of 59,-
O2 Go Junior Prepaid Card
199,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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,...
O2 Datamania 100GB
449,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Vodafone Prepaid 1000 GB for a year
New arrival
2,999,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Vodafone 24 GB Prepaid Plan for a Year
New arrival
599,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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,...
OpenCall Prepaid card
Discounted -25 %
149,-
200,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card - 8 GB of data for the first month included (after that 249 CZK per month), pre-charged credit 100 CZK, price of calls in the Czech Republic 1.80 CZK/min. and good prices...
Twist Smart Devices for EU
Amazing Deal
139,-
Save 60,-
139,-
Save 60,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
O2 Go 2GB + 50 min
199,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card - prepaid O2 Go 2GB + 50 minutes, 2GB of mobile data for 30 days, 50 minutes of calls to all networks in the Czech Republic, plan renewal every 30 days for 199 CZK, a 300...
Vodafone 6 GB Prepaid Plan for a Year
New arrival
399,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
SIM Card - 6 GB of data valid for 1 year, 500 MB of data each month, 20% reward on every top-up; activate the reward by texting ‘ODMENY’ to 7700 free of charge; reward credit is...
Twist for Photo Traps and Cameras for the Czech Republic
Amazing Deal
139,-
Save 60,-
139,-
Save 60,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
No longer sold
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