GLOBAL Store Global USA USA GB GB India India Eu EU Aus AUS Sa SA
Top Up

You have no items in your shopping basket.

Pay As You Go UK SIM Card - Cheap International Calls & Free Roaming

UK SIM Card
UK SIM Card

This prepaid UK SIM card gives you cheap UK calls, international calls from 1p and you can reduce roaming costs by up to 85%. It's packed with unrivalled benefits and features you'll not find anywhere else! Get your WorldSIM UK SIM card now!


  • Cheap UK Calls: Our UK SIM card gives you UK calls from 1p per min when you buy a bundle plan. 

  • Cheap International Calls: Make international calls from 1p per min when you buy a bundle plan

  • Always Connected: Pick up the strongest network signal wherever you are. Our UK SIM card automatically switches to the operator with the best signal

  • Go Global: Roam in over 200 countries and save up 95% on your roaming charges. 

  • Free Roaming: Unlimited free incoming calls when you travel in over 118 countries.

  • Multiple Numbers:  Our UK SIM card comes with a free UK mobile number (+44) and you can add any other country number using our Virtual Number Service

  • One Size Fits All:  UK SIM card is multi-sized and will work in any SIM-free or unlocked mobile phone.

  • Pay as you go: Choose bundles or pay as you go.  This UK SIM card has no contracts.

Delivery Info

Add Pay As You Go Credit to UK SIM Card

Select the amount of credit you would like. Up to 15% discount available now.
The more you add the cheaper the price!

Top Up Validity is 1 Year.

Total Cost: £100
Add to basket

Overview

Benefits of our UK SIM card
Outgoing Calls
Outgoing Calls
Use your WorldSIM UK SIM card to make cheap UK calls.  In addition, you can make international calls from just 1p! While you are abroad you till get cheap calls. You get the best rates by topping up with bundles. Check out our rates here. You can top-up your UK SIM card with Pay As You Go credit at any time by using the top-up function on our website. You can renew your bundle using your Pay As You Go Credit by simply dialling the shortcodes associated with each bundle.
Incoming Calls
Incoming Calls
Get unlimited Incoming calls for free on the +44 UK number with our UK SIM Card in over 95 countries. If you have purchased a bundle then calls can also be received on the USA number (as part of the outgoing call bundle minutes).
Coverage
Coverage
Your UK SIM card isn't just for use in the UK - you can use it abroad and save on roaming charges. When travelling outside the UK simply add Pay As You Go Credit or buy the appropriate bundle for the country you are visiting.
Virtual Number
Virtual Number
Our UK SIM card comes with two phone numbers on one SIM, a UK (+44) number and a USA (+1) phone number. You can add more phone numbers to your WorldSIM UK SIM card with our virtual number service. Choose phone numbers from over 50 different countries.
Stay Connected with Super-Fast Data
Stay Connected with Super-Fast Data
Get online instantly anywhere in the UK or the rest of the World with super-fast data. Data can be purchased as part of a Bundle or can be used from Pay As You go credit.

These are our UK national tariffs

  • Mobile & Landline
    10p/MIN
  • Voicemail
    10p/MIN
  • Internet
    5p/MB
  • SMS
    9p/SMS
  • International SMS
    9p/SMS
We offer cheap international calls & roaming

See how little it costs...

Data
£0.05

/1MB

Outgoing
£0.10

/MIN

SMS
£0.05

/SMS

Buy sim Now

Where are you traveling to?

Data
£0.05

/1MB

Incoming
FREE

/MIN

Outgoing
£0.10

/MIN

SMS
£0.09

/SMS

SEE FULL LIST OF COVERAGE & NETWORKS

Features

Reduce your spend

Whether you are looking for a cheaper pay as you go UK SIM Card, or you are visiting the UK and need a SIM, WorldSIM can save you substantially on your calls, data and SMS costs as our rates are much less than the leading networks. The SIM has no monthly

Cheap international calls

Make cheap international calls from the UK to keep in contact with friends and family overseas from just 1p a minute -our international call rates are very competitive!

Free international roaming

On top of being a UK SIM card and giving you cheap international calls, our pay as you go SIM will give you free international roaming in 95 countries. See our full tariffs.

UK and USA number on one SIM

Your WorldSIM UK SIM card will come with a UK (+44) number as well as a USA (+1) number on the same SIM card

Add multiple numbers to your SIM

If you would like to add more phone numbers to your WorldSIM UK SIM card you can add unlimited numbers from over 50 countries with our Virtual Numbers service.

Online account

In your online account you can view your itemised billing, top up, set automatic top ups and get help online.

24 hour customer service

We are always available to take your call if you need assistance as our customer service department is open 24 hours a day, every day of the week.

Always on

Never be without a signal. Our UK SIM card connects to the strongest signal in whatever location you are in so you can be more connected.

Much more than just a UK SIM card

Cheap international calls

With international calls from 1 per minute, you can talk for longer, more often. Get low-cost rates around the world from one global SIM card. Staying in contact with friends, family and business contacts abroad doesn't have to cost the earth!

Free international roaming

With big network operators you could pay 1.30 just to receive a call while abroad. Our pay as you go UK SIM card enables you to receive calls for free in 95 countries. In countries where roaming isn't free it's greatly reduced and costs from as little as 20 per min

Low cost UK calls

With big network operators you could pay 1.30 just to receive a call while abroad. Our UK SIM card enables you to receive calls for free in 95 countries. In countries where roaming isn't free it's greatly reduced and costs from as little as 20 per min

Turn your data roaming on

Post your holiday photos and browse the web when you travel without having to waste time searching for free Wi-Fi; our data roaming rates are super low so you can stay connected for less every time you travel.

FAQs

Can I call countries outside those that are covered in the bundle?
If you need to call any other countries, don't worry, simply add Pay As You Go credit once your sim card arrives. You can then call anywhere in the world at a super low rate as well as use your UK SIM card outside Europe. See our Pay As You Go Rates below.
How do I activate my bundle when I am ready to use it?
After you have purchased a SIM card bundle you can activate it whenever you are ready within the My Bundles section in My Account. You can also purchase a bundle from your Pay As you Go credit by dialling the relevant shortcode. This will activate your bundle immediately (a shortcode is a number that looks like 83423 that enables you to buy a bundle with your existing credit.)
My bundle has run out. How do I add another bundle?
If you need to add another bundle to your existing UK SIM card you can easily do so by adding Pay As you Go Credit to your sim card by topping up your existing number. Then simply dial the shortcode that is shown below the bundle e.g. for 3GB and 500 mins bundle dial *126*83423#

Who is it for?

UK Citizens

With international calls from 1 per minute you can talk for longer, more often. The WorldSIM UK SIM card enables you to get low-cost rates in the UK and well as when you travel abroad. Staying in contact with friends, family and business contacts abroad doesn't have to cost the earth!

International visitors to the UK

Visitors to the UK looking can use our UK SIM card to make cheap local and international calls, as well as use the same SIM card across the world with free roaming.

Suitable for anyone

Anyone looking to make cheap international calls from the UK to abroad. Also ideal for those who live, work or spend time in remote locations or travel frequently, including lone workers, vets, transporters and VIP's..

You may also be interested in these products

Samsung Gear S3 Frontier Smartwatch
Samsung Gear S3 Frontier Smartwatch

£283.00

Find Out More
Keeolife FFP2 self-sanitizing anti-microbial Respiratory Face Mask White – Ear Loop - Pack of 20 Pieces
Keeolife FFP2 self-sanitizing anti-microbial Respiratory Face Mask White – Ear Loop - Pack of 20 Pieces

£15.00

Find Out More
WorldSIM Fitness Watch and Tracker
WorldSIM Fitness Watch and Tracker

£40.00

Find Out More
Worldwide Data SIM Card
Worldwide Data SIM Card

£0.00

Find Out More
Data Roaming Internet Dongle
Data Roaming Internet Dongle

£23.00

£20.00

Find Out More

What people are saying about WorldSIM

Read about what people think about us, our service and our products

4.6/5
★★★★★

Read our Award Winning Travel Blog

Discover unique destinations, read about the best travel apps and smart money saving tips

What is it like to travel post-COVID? What is it like to travel post-COVID?
How to book a holiday post-COVID How to book a holiday post-COVID
What to check before you book travel post COVID What to check before you book travel post COVID
A face mask that neutralises COVID-19? A face mask that neutralises COVID-19?
6 Things You Need To Know About Hand Sanitizer 6 Things You Need To Know About Hand Sanitizer

READ OUR BLOG