Get Your WorldSIM International SIM Card with Unrivalled Benefits
Unlimited Incoming Calls & SMS
Lifetime Validity*
UK Mobile Number
Coverage in 195+ countries
Get your eSIM FREE and Up to 25% BONUS CREDIT with selected airtime purchases.
Note: The values shown are indicative only. Please refer to tariff calculator for voice & sms costs per destination. Airtime credit can be converted into data plans here .
Lifetime Validity - 1 top-up is required annually to extend validity for another 365 days.
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Total Cost:
£0
Want to add an additional USA Number to your SIM?
Our International SIM Card comes with a FREE UK Number.
Do you want to add an additional USA Number to your SIM?
(charges apply £10/Year)?
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Overview
Benefits of our International SIM Card
Data Bundles
Once you receive your International SIM card, you will be able to add international data bundles for over 100 countries, which can save you a fortune on data roaming!
Add Unlimited Numbers to Your SIM
Our International SIM card has a UK (+44) phone number. You can add upto 60+ more phone numbers to your WorldSIM using our virtual number service. Choose phone numbers from over 50 different countries.
Go Universal with our International SIM card
Our international Sim card works in any unlocked handset and is compatible with all SIM sizes.
Lifetime Validity
Our international sim card comes with lifetime validity. All you need to do is use it at least once in a year and do 1 recharge. Ideal to use as a 2nd number when not travelling. Supports WhatsApp messaging and OTP messages.
More Global Coverage
Our WorldSIM international SIM card connects you with 600 operators in 195+ countries. You will always be connected with the operator that offers the strongest signal in your area.
Overview
Benefits of our International SIM Card
Data Bundles
Once you receive your International SIM card, you will be able to add international data bundles for over 100 countries, which can save you a fortune on data roaming!
Add Unlimited Numbers to Your SIM
Our International SIM card has a UK (+44) phone number. You can add upto 60+ more phone numbers to your WorldSIM using our virtual number service. Choose phone numbers from over 50 different countries.
Go Universal with our International SIM card
Our international Sim card works in any unlocked handset and is compatible with all SIM sizes.
Lifetime Validity
Our international sim card comes with lifetime validity. All you need to do is use it at least once in a year and do 1 recharge. Ideal to use as a 2nd number when not travelling. Supports WhatsApp messaging and OTP messages.
More Global Coverage
Our WorldSIM international SIM card connects you with 600 operators in 195+ countries. You will always be connected with the operator that offers the strongest signal in your area.
This Prepaid International SIM card gives you piece of mind as you avoid high roaming charges leaving you to enjoy your trip.
Top up anytime, anywhere
You can top up your WorldSIM or buy a bundle plan anytime of the day online at www.worldsim.com or by calling our Customer Services from your WorldSIM for free by dialling 190
Online billing
Manage your account online. You can see exactly how much you’ve spent, view itemised billing and you can access online help.
24 Hour customer service
Our customer service teams are available 24 hours, 7 days a week so you can always get help when you need it. We speak several languages and also have online help for immediate assistance.
Works in all unlocked phones
Our 4G global SIM card is compatible with all unlocked mobile handsets, you can use your WorldSIM global SIM card in any handset that uses normal, micro or nano SIM cards.
Call through technology
Other travel SIM cards operate on call backs, where you make a call, get cut off and then are called back within a minute. With the WorldSIM international SIM card the majority of destinations are called and connected immediately -just like on your normal
One SIM, multiple numbers
Get a UK (+44) mobile number on your SIM card. And other countries number from my account section at nominal price.
Premium quality voice calls
We use Tier 1 carriers for crystal clear calls. WorldSIM do not compromise on voice quality in order to bring you low rates.
You can top up your WorldSIM or buy a bundle plan anytime of the day online at www.worldsim.com or by calling our Customer Services from your WorldSIM for free by dialling 190
Our customer service teams are available 24 hours, 7 days a week so you can always get help when you need it. We speak several languages and also have online help for immediate assistance.
Our 4G global SIM card is compatible with all unlocked mobile handsets, you can use your WorldSIM global SIM card in any handset that uses normal, micro or nano SIM cards.
Other travel SIM cards operate on call backs, where you make a call, get cut off and then are called back within a minute. With the WorldSIM international SIM card the majority of destinations are called and connected immediately -just like on your normal
We use Tier 1 carriers for crystal clear calls. WorldSIM do not compromise on voice quality in order to bring you low rates.
Roam with your existing number
Add multiple numbers to your WorldSIM global SIM card
Our international sim card comes with a UK number by default. You also have the option to add other country numbers to your sim using our virtual number service. This can be purchased via our My Accounts section once you have logged in. Getting a virtual number from your country will allow you to divert your regular number to your virtual number when travelling and thefore pick up your calls aborad free of charge. Never miss another call again.
Family and friends can call you wherever you are and you can receive their calls for free in over 118 countries. You also benefit from low cost data while you travel.
Business travellers
The WorldSIM International SIM Card is an ideal solution for a no-hassle, low cost and reliable solution for your international communication needs. WorldSIM saves business thousands. See our business travel solutions.
Travel professionals
Perfect for pilots, cabin crew or tourism professionals, this global roaming SIM card ensures you can make and receive calls anywhere, saving you up to 99% on your international roaming charges.
Backpackers
Avoid expensive roaming charges and keep in contact with friends and family back home while you are travelling. Our global SIM card enables people to reach you wherever you travel to as we have more coverage than the average provider.
What people are saying about WorldSIM
Read about what people think about us, our service and our products
Исаак Калинкин (1 day ago)
★★★★★
Best customer support ever! I’ve got almost instant replies from Cathy A to my questions in a live chat. Recommend!...read more
FRANCIS M (2 days ago)
★★★★★
Team is always ready to support and enhance your roaming experience.i had this recurring problem of my number...read more
constantijn udo (4 days ago)
★★★★★
Roaming most of the time in EU means you can rely on same costs for your phone as if you are at home...read more
Charlie Venn (5 days ago)
★★★★★
I have been incredibly impressed with Matt S in the online chat support for WorldSIM. I was having...read more
Tracey Smith (6 days ago)
★★★★★
Initially I had an issue with the delivery of my sim card but Matt S was very helpful when I used...read more
Sarif Hossain (7 days ago)
★★★★★
Excellent help from customer service. Cathy provided very quick and effective resolution of problem...read more
John Harrison (8 days ago)
★★★★★
Matt was patient and helped through my problem even though we got cut off several times. Thank you Matt...read more
Debbie Hoare (9 days ago)
★★★★★
Call to WorldSim via live chat - Matt S was fantastic. I'm waiting for the SIM to arrive and was checking...read more
paul egan-wyer (9 days ago)
★★★★★
Wasn't sure what I was looking for, but Cathy was exceptionally good and gave us the advice what we needed...read more
Grace Otchere-Debrah (10 days ago)
★★★★★
I had a problem with my old SIM card, which had expired, apparently and I contacted customer service (Cathy)...read more
Karen Potts (10 days ago)
★★★★★
Thank you Matt B for helping me today. Your expert assistance and thorough guidance has made my connectivity...read more
Rob James (11 days ago)
★★★★★
The agent, Matt S was so helpful and knowledgeable and answered my question quickly. The agent was amazing...read more
Hitesh Patel (11 days ago)
★★★★★
Nancy was direct and concise in her assistance. She asked for the specific information that I required and...read more
Juan Dominguez (12 days ago)
★★★★★
Great customer service, great company, great prices. Highly...read more
ISAAC ADE (12 days ago)
★★★★★
Nancy was exceptional in answering my questions and she provided easy solutions my problem within few minutes...read more
