For buyers keeping a long-term UK number on an older, spare or non-eSIM handset.

A UK +44 number on a reusable SIM card

The card becomes the home of the line. Any phone with a SIM slot can then carry your UK number, and switching phones is a card swap rather than a new install.

$25

The line lives on the card, so changing phones is a card swap rather than a reinstall
Works on handsets with no eSIM support at all, including pre-XS iPhones
Same real UK carrier line: incoming SMS and calls worldwide, no mobile data
Installs once and is never reissued, so install on Wi-Fi with the VPN switched off
Confirmed cards: eSTK.me, 9eSIM v2 and v3, eSIM.me - none of which we sell or support
Losing or wiping the card loses the line, exactly like deleting the profile

Buy UK eSIM - $25 How it works →

cryptoinstant QR

Our UK number installs exactly once and is never reissued. On a normal phone that is a real constraint: the line lives on that handset, and moving to a new phone later is not something a new QR can solve. Putting the profile on a reusable eSIM card turns that around. The line lives on the card, and the card moves between phones as easily as any SIM.

It also opens the number to phones that have no eSIM at all - an iPhone older than the XS, a regional Android sold without eSIM, or the spare handset people keep specifically for verification codes. The number behaves identically: incoming SMS and incoming calls, worldwide, on a real UK carrier line.

Related guides: Activation steps →

Why a card suits this product in particular

A UK number is a long-lived thing. People buy it to hold a +44 identity for years, top it up every six months, and receive verification codes on it long after they have changed phones twice. The single-install rule sits awkwardly with that, and a card resolves the tension: install once onto the card, then let the card outlive the phones.

It also makes the dedicated-device pattern cheap. Plenty of buyers want the UK number on a separate handset rather than beside their personal line, and the phone in the drawer is usually too old to have eSIM. With a card, that old phone becomes a perfectly good number device.

The one install, spent carefully

Everything about the single install still applies, so plan the sequence before you start. Buy the card first and have it in your hand. Confirm the phone you will use is not carrier locked. Get on Wi-Fi, turn off any VPN, and only then install the profile onto the card. A download that fails because the SM-DP+ server was unreachable is the failure mode worth avoiding, because we do not reissue a UK number profile and there is no refund for one.

After it is installed, treat the card the way you would treat the profile: do not delete it from the card, and do not factory reset a device with the card inside unless you know what that does. If the card is lost or wiped, the line is gone in the same way a deleted profile is gone. Contact support before doing anything irreversible - we would rather answer a question than a complaint.

Choosing the card for a number you will keep

Our profiles install on eSTK.me, 9eSIM v2 and v3, and eSIM.me. For a long-term number the practical question is which devices you own now and might own later. eSTK.me and 9eSIM v3 can be managed from an iPhone through the card's own menu, so an all-Apple household stays self-sufficient. eSIM.me needs an Android phone or a PC reader to download a profile onto it, though once installed the card works in an iPhone.

These are third-party cards. We do not sell them, we make nothing from them, and we cannot support their firmware. Buy from the maker or a reputable reseller, and be aware that no card vendor publishes a per-operator compatibility list - the three above are the ones we can speak for.

What does not change

The purchase is identical: no ID, no account, no email, crypto only, and the order page shows the QR image alongside the SM-DP+ address and activation code the card will ask for. The line is still voice and SMS with no mobile data, so the phone holding the card keeps using its own data or Wi-Fi.

Top-ups work the same way too. Keeping the line alive is a payment against the order, not a new install, so a topped-up number stays exactly where it is - on the card, in whichever phone you are using this month.

Install a UK number onto a reusable card

1
Have the card before you buy the number
The activation code is single use. Order the card first so nothing is waiting on delivery while an install code sits unused.
2
Check the receiving phone is unlocked
A carrier-locked handset refuses other operators' profiles even from a card. Confirm this before spending the install.
3
Buy the UK number as normal
Pay in crypto, no account needed. The order page then shows the QR plus the SM-DP+ address and activation code.
4
Install onto the card on Wi-Fi, with the VPN off
Use the card app or its menu and either scan the QR or paste the two fields. A VPN can block the SM-DP+ server, and a failed download costs the only install you have.
5
Put the card in the phone and label the line
The phone sees an ordinary SIM. Dial the balance check shown on your order page to confirm the +44 number is live.
6
Move phones by moving the card
From here on, changing handsets means moving the card. Do not delete the profile from the card: a UK number is never reissued.

Questions & answers

Can I put a UK eSIM number on a reusable SIM card?

Yes. Our UK +44 profile installs onto eSTK.me, 9eSIM v2 and v3, and eSIM.me. The card then goes into any ordinary SIM slot, so a phone with no eSIM support can carry the number. Everything else is unchanged: incoming SMS and calls worldwide, no mobile data on the line.

Does using a card let me move the number between phones?

Yes, and this is the main reason to do it. A UK number installs once and is never reissued, so on a normal phone the line stays on that handset. On a card, the line lives on the card and changing phones is simply moving the card into the new SIM tray.

What happens if the install fails halfway?

That is the risk worth taking seriously, because a UK number profile is not reissued and is not refunded. Reduce it to almost nothing: install over Wi-Fi with any VPN switched off, on an unlocked phone, with the card already in hand. If something does go wrong, contact support with your order number before retrying anything.

If I lose the card, do I lose the number?

Yes, in the same way that deleting the eSIM profile from a phone loses it. The card holds the only installation of that profile and we do not issue a second one. Treat the card like a SIM carrying a number you care about.

Can I keep topping up the number while it is on a card?

Yes. A top-up is a payment against your order to keep the line active, not a new installation, so nothing has to be reinstalled and the profile stays on the card exactly where it is.

Which card should I buy for a number I plan to keep for years?

Pick by the devices you own. eSTK.me and 9eSIM v3 can be managed from an iPhone through the card's own menu, which keeps an all-Apple setup self-sufficient. eSIM.me requires an Android phone or a PC reader to download the profile, after which the card works fine in an iPhone. We do not sell any of them and cannot support their firmware.

Related guides

Keeping the line active →