Get your "Numéro de téléphone" for as low as $2.95 for local numbers and $9.95 for toll-free numbers.

We offer national prefixes 352-20 for local and 352-800 for toll-free numbers in Luxembourg.

Hand drawn style image depicting Luxembourg

Use any device or software

Any device can be used to make and receive calls with your FlyNumber.

PC and smartphone and server and laptop in hand-drawn style

Choose from 4 powerful ways to use your FlyNumber

1.) Use FlyNumber SIP to make and receive calls

Incoming call Rings every registered device
🇺🇸
+1 307 429 0155 United States · Sheridan, WY
Included in the number's monthly rate
Outgoing call Dial out from any SIP app or desk phone
Caller ID +1 307 429 0155
🇺🇸 Your number
Billed per minute from your prepaid balance
FlyNumber SIP Make and receive calls
Built-in VoIP
Your own SIP credentials — works with any SIP app or desk phone.
Username13074290155
Password••••••••••
SIP serversip.flynumber.com
DevicesUp to 5
Phone, desktop and desk phone ring together
VoicemailBuilt in
Picks up when no device answers
  • Make and receive calls with your Luxembourg number in any SIP calling app from the app stores — Zoiper, Groundwire, Linphone and more — or on a desk phone. We help you set it up.
  • Incoming calls are included in the number's monthly rate; outgoing calls are billed per minute from your prepaid balance, with your Luxembourg FlyNumber as the caller ID.
  • Register up to 5 devices, with voicemail built in.
Set up FlyNumber SIP

2.) Forward the Luxembourg phone calls to any standard phone number worldwide

Illustration of a phone receiver next to a world map with location markers, a keypad, and an envelope icon, representing global call forwarding and communication options.
  • For a low per min rate you can forward the Luxembourg calls to any regular phone number in the world.
  • You'll see the caller ID of the person calling your Luxembourg FlyNumber on the phone you're forwarding to.
  • Change the forwarding number anytime via the FlyNumber panel.
  • Consider our optional cloud phone system to enhance call forwarding options.
Call Forwarding Options

3.) Set the Luxembourg number directly to VoIP

Illustration of a smartphone connected to a globe with orange and blue lines, representing global connectivity through mobile technology.
  • Set the Luxembourg number directly to a SIP/VoIP address.
  • We'll send the Luxembourg calls to a VoIP destination for free (unlimited minutes).
  • High level call logs to help diagnose/debug any issues.
  • Use any 3rd party VoIP provider or your own PBX system (Asterisk, FreePBX, 3CX, etc.)
  • In your FlyNumber panel this is the Forward to SIP / VoIP Address option.
Details on using Direct VoIP

4.) Use our (optional) cloud phone system

Illustration of a smartphone with a cloud symbol, surrounded by various connected devices and icons, symbolizing a cloud-based phone system with multiple devices.
  • An optional add-on: a full-featured cloud phone system for a flat $14.95 per month, covering your whole account.
  • Add routing logic to your Luxembourg FlyNumber — voice menus (IVR), ring groups, business hours, call recording, and up to 30 users.
  • Quickly and easily configure the call flow on a digital grid type canvas.
  • Outgoing calls from the phone system use the same per-minute rates from your prepaid balance.
  • Usually you don't need it — one person with a softphone is better served by FlyNumber SIP.
More on the Phone System

Note

Switch between them any time from your FlyNumber panel. A fifth setting, Park the Number, stops the number ringing anywhere (callers hear busy) with no call charges.

FlyNumber’s stand-out features

  • Luxembourg numbers with unlimited incoming VoIP calls for efficient communication.
  • Ownership of your phone number, with the flexibility to port in or port out seamlessly.
  • Charges per phone number simplify budget management in a thriving business hub.
  • Forward calls anytime with an easy-to-use account panel.
Illustration of a blue bird character pointing to or holding a square keypad or feature display, representing functionality or features.

Registration Requirements

  • National

Personal: full name, contact number, date of birth, place of birth. Business: full name, contact number, company name.

Luxembourg address required. The online number is a placeholder until registration completes.

  • Toll-free

Personal: full name, contact number, date of birth, place of birth. Business: full name, contact number, company name.

Luxembourg address required. The online number is a placeholder until registration completes.

Illustration showing a clipboard with documents and two profile icons, representing registration requirements and user profiles.

Example use cases

Marketing campaign tracking

Assign different numbers to ads to identify which campaigns drive the most calls.

Real estate listings

Give each property its own number so buyers can reach you directly.

Online marketplace privacy

Keep your personal number private when selling on local classifieds.

Cross-border travelers

Stay connected without roaming charges when traveling to France, Germany, or Belgium.

Startup presence

Establish a professional local number at a fraction of the cost of traditional phone systems.

Call like a local, pay like a local

In many cases if you make outgoing calls to a Luxembourg phone number using a Luxembourg FlyNumber as the caller-ID the rate is significantly cheaper.

  • The rate is sometimes 10x cheaper so if you call a certain country often, it pays to get a FlyNumber from there.
  • Anytime you make outgoing calls with FlyNumber (via FlyNumber SIP or the optional phone system) there is a low per minute rate.
  • You can make outgoing calls with FlyNumber SIP or from the optional phone system.
  • More details on the phone system billing can be found in our docs.
Illustration of a pink vintage rotary phone with piggy bank features, a detached green and yellow telephone receiver, and a golden coin with a dollar sign in the background, symbolizing saving money on phone calls.

General technical details on Luxembourg numbers

  • Country code: +352; numbers have no area codes.
  • Local dialing uses the full number without a prefix.
  • Number format can vary in length, typically 6 to 9 digits.
  • No leading zero is used for local dialing.
Detailed illustration of a vintage rotary phone, highlighting its technical details and classic design.

FAQs

What options do I have for a Luxembourg virtual phone number with FlyNumber?

FlyNumber offers four options: use FlyNumber SIP to make and receive calls, forward calls to any standard phone number globally, set the number directly to a VoIP/SIP address, or use the optional cloud phone system.

Can I maintain the original caller ID when forwarding calls from Luxembourg?

Yes, FlyNumber displays the original caller ID on forwarded calls to any standard phone number worldwide.

How can I use my Luxembourg number for business needs?

Use the cloud phone system to configure call flows, implement IVR menus, enable call recording, and more for efficient business communication.

What are the benefits of choosing the cloud phone system with a Luxembourg number?

The cloud phone system allows advanced features like day/time routing, multiple call forwarding, creating SIP accounts, and using the Luxembourg number as the outgoing caller ID.

Are there any integration options for Luxembourg virtual numbers with existing VoIP systems?

FlyNumber supports integration with any compatible VoIP solution that uses the SIP protocol, including systems like Asterisk and FreePBX.

Luxembourg forum topics

Blog Posts

Why choose FlyNumber?

Never any contracts or obligations, cancel anytime.

Crystal quality phone calls.

Customer service 7 days a week.

Turn on Auto-Renew — each renewal is a one-time charge — or add funds manually.

We've been in business for well over a decade.

Get your Luxembourg number today
Company representative in front of laptop with smartphone in hand wearing headset in hand-drawn style

Special numbers