About Us
The SIM Warehouse is your go-to destination for affordable SIM Cards.
We specialise in the best value Unlimited SIM cards on both O2 and Vodafone networks. With 30-day rolling contracts as standard, we offer the flexibility to cancel at any time. You can either keep your current number or choose a new one. We make switching providers hassle-free!
Great Value SIM Cards
Discover the freedom of Unlimited with The SIM Warehouse today. You can either keep your current number or choose a new one. We make switching providers hassle-free! Plus, with our exceptional customer support, you can be assured of help whenever you need it, making your experience seamless and stress-free.


About Us
About Us
About Us

The SIM Warehouse is your go-to destination for affordable SIM Cards.
We specialise in the best value Unlimited SIM cards on both O2 and Vodafone networks. With 30-day rolling contracts as standard, we offer the flexibility to cancel at any time. You can either keep your current number or choose a new one. We make switching providers hassle-free!
Discover the freedom of Unlimited with The SIM Warehouse today. You can either keep your current number or choose a new one. We make switching providers hassle-free! Plus, with our exceptional customer support, you can be assured of help whenever you need it, making your experience seamless and stress-free.
Why Choose The SIM Warehouse
30 Day Rolling Contracts
No lengthy contracts with our monthly rolling plans. Change your plan or cancel anytime.
Unlimited Calls & Texts
All of our plans include unlimited UK calls and texts.
Choose Your Network
Choose your favourite network with O2 and Vodafone SIM Cards available.
Get Rewarded
Receive £10 credit for every friend you refer when they pay their first bill.
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How do I activate my SIM Card?When you have received your SIM card, simply click the activate button on your email to activate your SIM card.
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Who would my plan be with?Your plan will be with The SIM Warehouse directly. Choose your network and let us do the rest.
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Can I keep my mobile number?Yes! You’ll just need to request your PAC code from your old network. Simply text the word PAC to 605075. We will then transfer you number over seamlessly to your new plan.
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Do you supply handsets?No. The SIM Warehouse does not supply handsets. We are here for all your SIM only needs.
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Who do I contact?For any queries contact The SIM Warehouse. You can contact us using our Contact Us Form on our website.
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How do I pay my bill?The SIM Warehouse will take an automatic payment each month using the card details you originally placed your order with.
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How long is the contract?The SIM Warehouse offers three choices of contract terms. 24 Months, 12 Months and Monthly Rolling plans. Choose the best option for you.