Three Mobile Go Roam Unlimited UK Voice & Data SIM 7 Days (18GB Free Roaming Data)

Best SIM with UK & EU Coverage: Unlimited UK Voice & Data SIM – 7 Days + 18GB Free Roaming

Short trips deserve powerful coverage. The Three Mobile 7-Day SIM provides unlimited UK data, 18GB of free roaming data, unlimited UK calls and texts, and blazing-fast 5G speeds. Perfect for visitors, business travelers, or international layovers, it includes a UK phone number, hotspot support, and easy plug-and-play setup. With no contracts and valid for 7 days, it delivers seamless communication and connectivity whether you're at home in the UK or roaming across 70+ destinations.

Key Features

Why Activate 7 Days UK Unlimited Voice & Data SIM Card?

1. Get Free 18GB Roaming Data

Use up to 18GB of data in over 60 destinations without paying extra. Great for quick international trips or short stays abroad.

2. Talk and Text Freely – Unlimited UK Calls & SMS

Make unlimited calls and send unlimited texts to UK numbers with zero restrictions. Communicate confidently during your 7-day trip.

3. UK Number Provided

This SIM includes a UK phone number, ideal for OTPs, app registrations, and receiving local calls or texts. Convenient for tourists, business visitors, and digital nomads.

4. Lag-Free Video Calls

Make HD-quality video calls with no buffering. Stay in touch with family, join meetings, or livestream your adventures.

5. Work On-The-Go

Connect your tablet, laptop, or other devices using hotspot tethering. Ideal for remote work, online meetings, or streaming on larger screens.

6. Unlimited UK Data – No Limits

Enjoy unlimited high-speed data usage throughout the UK with no caps. Great for streaming, gaming, social sharing, and more.

Supported Countries for Roaming

Aland Islands, Austria, Azores, Balearic Islands, Belgium, Bulgaria, Canary Islands, Croatia, Cyprus, Czech Republic, Denmark, Estonia, France, French Guiana, Germany, Gibraltar, Greece, Guadeloupe, Guernsey, Hungary, Iceland, Ireland, Isle of Man, Italy, Jersey, Latvia, Liechtenstein, Lithuania, Luxembourg, Madeira, Malta, Martinique, Mayotte, Netherlands, Norway, Poland, Portugal, Reunion, Romania, Saint Barthelemy, Saint Martin, San Marino, Slovakia, Slovenia, Spain, Sweden, Switzerland, Vatican City, Australia, Brazil, Chile, Colombia, Costa Rica, El Salvador, Guatemala, Hong Kong, Indonesia, Israel, Macao, New Zealand, Nicaragua, Panama, Peru, Puerto Rico, Singapore, Sri Lanka, USA, Uruguay, US Virgin Islands, Vietnam, United Kingdom.

Supported Devices

iPhones: iPhone 13 Pro Max, iPhone 13 Pro, iPhone 13 mini, iPhone 13, iPhone 12 Pro Max, iPhone 12 Pro, iPhone 12 mini, iPhone 12, iPhone 11 Pro Max, iPhone 11 Pro, iPhone 11, iPhone XS, iPhone XS Max, iPhone XR, iPhone SE 2 (2020);
Google Pixel: Pixel 3, Pixel 3 XL, Pixel 3a, Pixel 3a XL, Pixel 4, Pixel 4a, Pixel 4 XL, Pixel 5, Pixel 6, Pixel 6 Pro;
HONOR: Magic 3, Magic 3 Pro, Magic 3 Pro+, HONOR 50;
Huawei: P40, P40 Pro, Mate 40 Pro;
Nuu: X5;
Oppo: Reno 5 A, A55s, Reno 6 Pro 5G, Find X3 Pro;
Rakuten: Mini, Big, Big S;
Samsung Galaxy: Fold, Fold 2, Fold 3 5G, Z Flip, Z Flip 3 5G, Z Flip 3 5G Fold, S20, S20+, S20 Ultra, S21 5G, S21+ 5G, S21 Ultra 5G, S22, S22+, S22 Ultra, Note20, Note20 Ultra;
Sony: Xperia 10 III Lite;
Sharp: AQUOS sense4 lite;
Fairphone: Fairphone 4;
iPads: iPad Pro 11, iPad Pro 12.9, iPad Air (3rd Gen or later), iPad (7th Gen or later), iPad mini (5th Gen or later).
If your smartphone/device is not listed here, it may be incompatible. Please confirm with your manufacturer.

How to Activate the SIM

• Insert the physical SIM Card into your device

• Follow the included setup guide

• Enjoy full-feature access instantly upon activation

Note: The eSIM version is coming soon.

Frequently Asked Questions

1. What’s included in this plan?

Unlimited UK data, unlimited UK calls and texts, and 18GB of roaming data in eligible Go Roam destinations.

2. Is this SIM rechargeable after 7 days?

No. After the 7-day validity, you’ll need to purchase a new SIM or plan.

3. Can I use this SIM abroad?

Yes. It includes 18GB of roaming data in 70+ countries.

4. Does this SIM include a phone number?

Yes. You get a UK mobile number to use immediately for calls, texts, and verifications.

5. Is hotspot/tethering allowed?

Yes. This SIM allows you to share your data with other devices without limitations.

6. Does this use the 5G network?

Yes. Where available, you’ll connect over Three Mobile's 5G network for the fastest speeds.

7. Will it work on all phones?

It works on most unlocked 4G/5G-compatible smartphones. Check the supported list or verify with your manufacturer.