Luxembourg may be small, but its mobile network quality is among the best in Europe. Whether you’re visiting for tourism, business, or staying long-term, prepaid SIM cards in Luxembourg offer fast 4G/5G connectivity, flexible pricing, and full EU roaming benefits — all without contracts.
This guide explains everything you need to know about buying, activating, and using prepaid SIM cards in Luxembourg, including network coverage, prices, plans, eSIM options, and more.
Basics: Prepaid SIM Cards in Luxembourg
Prepaid SIM cards in Luxembourg allow you to pay upfront for calls, SMS, and mobile data with no long-term commitment. They are widely used by tourists, cross-border workers, students, and short-term residents.
Key Highlights
- No contract required
- Excellent 4G and growing 5G coverage
- EU “Roam Like at Home” included
- Available as a physical SIM and an eSIM
- Registration with a valid ID required
The three main mobile operators offering prepaid SIM cards are:
- POST Telecom
- Tango
- Orange Luxembourg
Availability of Prepaid SIM Cards
Prepaid SIM cards are widely available throughout Luxembourg. You can buy them easily in cities, towns, and transport hubs.
SIM cards are available at:
- Official operator stores (POST, Tango, Orange)
- Post offices
- Electronics stores
- Supermarkets and convenience shops
- Online (physical SIM delivery or eSIM)
⚠️ SIM cards are not always sold directly at Luxembourg Airport, so it’s best to buy one in the city or order an eSIM in advance.
Where to Buy a SIM Card in Luxembourg
| Location | Availability |
|---|---|
| Operator stores | ✅ Best option |
| Post offices | ✅ Widely available |
| Supermarkets | ✅ Limited selection |
| Online / eSIM | ✅ Instant activation |
Operator stores are recommended because staff can help with registration, activation, and plan selection.
Mobile Network Frequencies in Luxembourg
Most modern smartphones are fully compatible with Luxembourg networks.
Mobile Frequency Bands
| Technology | Frequency Bands |
|---|---|
| 2G (GSM) | 900 MHz |
| 3G (UMTS) | 2100 MHz |
| 4G (LTE) | 800 / 1800 / 2600 MHz |
| 5G (NR) | 700 / 3600 MHz |
Unlocked phones that support European LTE bands will work without issues.
Coverage & Speed in Luxembourg
Luxembourg consistently ranks among Europe’s top countries for mobile performance.
Coverage & Speed Comparison
| Operator | Coverage | Max Speed |
|---|---|---|
| POST Telecom | Nationwide | 4G / 5G |
| Tango | Excellent (Urban & Rural) | 4G / 5G |
| Orange | Very Good | 4G / 5G |
You can expect:
- Strong indoor coverage
- Reliable rural connectivity
- Fast data speeds suitable for streaming, video calls, and remote work
At a Glance: Prepaid SIM Comparison
| Feature | POST Telecom | Tango | Orange |
|---|---|---|---|
| SIM Price | €5–€10 | €10 | €5 |
| 4G / 5G | Yes | Yes | Yes |
| EU Roaming | Yes | Yes | Yes |
| Data Add-Ons | Yes | Yes | Yes |
| App Support | Yes | Yes | Yes |
| eSIM | Limited | Limited | Yes |
Biometric User Registration
Luxembourg enforces mandatory SIM registration.
What’s required:
- Valid passport or EU national ID
- In-store or digital verification
- Personal details linked to the SIM
Biometric verification (photo/video ID) may be required for online or eSIM purchases.
Device Registration
There is no mandatory device (IMEI) registration in Luxembourg. Any unlocked device compatible with local bands will work immediately once the SIM is activated.
SIM Card Prices in Luxembourg
| Operator | Starter SIM Price |
|---|---|
| POST Telecom | €5 – €10 |
| Tango | Around €10 |
| Orange | €5 |
Starter packs often include initial credit or data.
Top-Up Methods
Prepaid SIM cards can be topped up using:
- Operator apps
- Online account portals
- Recharge vouchers
- Credit/debit cards
- In-store top-ups
Top-ups are available from €5 to €100, depending on the provider.
POST Telecom Prepaid SIM (TipTop)
POST Telecom is the national operator and offers the widest coverage.
Prepaid Data Add-Ons
| Price | Data | Validity | Activation |
|---|---|---|---|
| €10 | 2 GB | 30 days | SMS code |
| €15 | 8 GB | 30 days | SMS code |
| €25 | 20 GB | 30 days | SMS code |
Activation is done via SMS or through the MyPost Telecom app.
Tango Prepaid SIM
Tango is popular for flexible bundles and strong urban coverage.
Prepaid Data Add-Ons
| Price | Data | Validity | Activation |
|---|---|---|---|
| €10 | 1 GB | 30 days | App / SMS |
| €20 | 5 GB | 30 days | App |
| €30 | 15 GB | 30 days | App |
Plans are easily managed through the MyTango App.
Orange Prepaid SIM (Hello Prepaid)
Orange offers budget-friendly prepaid plans and tourist-friendly options.
Prepaid Data Add-Ons
| Price | Data | Validity | Activation |
|---|---|---|---|
| €5 | 250 MB | 7 days | SMS |
| €10 | 5 GB | 15 days | SMS |
| €20 | 15 GB | 30 days | SMS |
Activation is done by sending a code to the Orange service number or via the app.
How to Check the Remaining Balance
| Operator | Balance Check |
|---|---|
| POST Telecom | Dial *110# or app |
| Tango | App or *120# |
| Orange |
How to Check Your SIM Number
You can find your SIM number by:
- Dialing *#06#
- Checking SIM card packaging
- Viewing it in the operator’s mobile app
Tourist SIM Cards in Luxembourg
Luxembourg does not offer dedicated “tourist-only” SIM cards, but regular prepaid SIMs work perfectly for tourists, including:
- Short validity
- High-speed data
- EU roaming included
Roaming Data (EU & International)
- EU roaming is included under Roam Like at Home
- Use your Luxembourg data allowance across all EU countries
- Fair-use policies apply
- Non-EU roaming is charged separately
Digital eSIM Providers for Luxembourg
If your phone supports eSIM, digital options are ideal.
Popular eSIM options:
- Europe-wide data eSIMs
- Luxembourg-specific data plans
- Instant activation
- No physical SIM needed
eSIMs are perfect for short stays, transit travelers, and digital nomads.
Other Connectivity Options
- International travel SIM cards
- Pocket Wi-Fi rental
- Cross-border EU SIM cards
Activation Process
- Insert SIM or scan eSIM QR code
- Register with ID (if required)
- Restart phone
- Activate plan via SMS or app
- Start using data immediately
Customer Support & Helpline Numbers
| Operator | Support |
|---|---|
| POST Telecom | Local & international helpline |
| Tango | App & store support |
| Orange | App, store & online support |
English, French, and German support is widely available.
Official Websites
- POST Telecom: https://www.post.lu
- Tango: https://www.tango.lu
- Orange Luxembourg: https://www.orange.lu
Apps (with Links)
- MyPost Telecom Mobile (Android/iOS) – account & top-ups
- MyTango (Android/iOS) – manage credit & packs
- Orange Customer Space (Android/iOS) – recharge & check balance
Conclusion
Prepaid SIM cards in Luxembourg are fast, reliable, and easy to use, making them an excellent choice for travelers and residents alike. With strong 4G/5G networks, fair pricing, EU-wide roaming, and flexible data add-ons, staying connected in Luxembourg is effortless.
Whether you choose POST Telecom for coverage, Tango for flexibility, Orange for affordability, or a digital eSIM for instant access, Luxembourg offers one of the best prepaid mobile experiences in Europe.