Liechtenstein phone numbers

Updated 2026-10-22 · By the Smart Messaging team (Smart Messaging Inc.)

Need a +423 number without being in Liechtenstein? Smart Messaging gives you a real Liechtensteiner mobile number on the public phone network, ready in minutes. Receive unlimited calls and SMS, send up to 500 texts and talk for 1,000 minutes every month — and keep the number as long as you like.

Country code: +423
Number length: 9 digits (mobile), 7 digits (local)
Main city: Vaduz
Capital: Vaduz
Language: German
Currency: CHF (CHF) — you pay in USD stablecoins
Number types: Mobile, local
In stock now: 30 numbers
From: $1.80 / month · billed yearly

Available Liechtenstein numbers right now

30 Liechtenstein numbers in stock as of 2026-11-02. A sample:

Number	Type	City
+423 XX8 96 XX	Local	Vaduz
+423 XX4 55 XX	Local	Vaduz
+423 XX4 42 XX	Local	Vaduz
+423 XX4 11 XX	Local	Vaduz
+423 XX9 46 XX	Local	Vaduz
+423 XX4 12 XX	Local	Vaduz
+423 XX0 73 XX	Local	Vaduz
+423 XX3 64 XX	Local	Vaduz
+423 XX6 36 XX	Local	Vaduz
+423 XX4 47 XX	Local	Vaduz

Why get a Liechtenstein (+423) number

European customers are used to strict consumer standards and trust companies that give them a local number to call or text.

Whether you sell to Liechtensteiner customers, manage a team in Vaduz or simply need a Liechtenstein number for sign-ups, a +423 line keeps every conversation in one place.

Because it's a real number on the Liechtenstein telephone network, it works for normal calls and text messages — including one-time passcodes and verification SMS from apps and websites.

What's included with every Liechtenstein number

Receive as many SMS as you like — codes, alerts, replies
Send up to 500 texts a month
Call out for up to 1,000 minutes a month
Take unlimited calls from Liechtenstein and abroad
Plug into Zoiper, Linphone, 3CX or Asterisk with SIP
Forward calls to your own mobile
Dial from the browser — nothing to install
No contract; keep the number as long as you want

Works with WhatsApp, Facebook, Google, Telegram and more

Because it's SMS-enabled, a Liechtenstein number from Smart Messaging works for account verification on messaging apps, social networks, marketplaces and email providers — including WhatsApp, WhatsApp Business, Telegram, Signal, Instagram, Facebook, Google, Gmail.

Codes arrive in real time and you can also take the voice-call option. Should an app refuse the number, swap it for a fresh one free within 7 days under our replacement guarantee.

Looking for a Liechtenstein virtual number?

Most people searching for a Liechtenstein virtual number want a +423 number they can use online, without a SIM card or a trip to Liechtenstein. Smart Messaging gives you exactly that — but on a real number from the Liechtenstein numbering plan, not an app-only line or a shared list.

You use it in your dashboard, in any SIP app or forwarded to your own phone, and it receives standard SMS and voice calls — which is why WhatsApp, Telegram, Google and Facebook verification codes arrive like on any mobile line. Read more: virtual number vs real mobile number.

Liechtenstein number types and prices

Type	Monthly	Included	In stock
Mobile	$1.80/mo	Unlimited in-SMS & in-calls · 500 SMS · 1,000 min	15
Local	$1.80/mo	Unlimited in-SMS & in-calls · 500 SMS · 1,000 min	15

Liechtenstein numbers available right now

Right now there are 30 Liechtenstein numbers ready to assign — 15 mobile, 15 local. Local numbers carry a Vaduz identity, mobile numbers sit on national mobile ranges.

A few of today's numbers: +423 XX5 414 4XX (mobile); +423 XX8 96 XX (local). The digits shown as XX are revealed the moment a number is assigned to your account.

Liechtenstein phone number format

Liechtenstein uses the country code +423. In international (E.164) format a Liechtenstein number is +423 followed by 7–9 digits — for example +423 XX5 414 4XX.

Once the number is yours, share it in the +423 format on your website, invoices and messaging profiles so it works for both Liechtensteiner and international contacts.

Calling Liechtenstein and caller ID

From the United States or Canada: dial 011 423 and the 7–9-digit number. From the UK, Europe, India and most other countries: dial 00 423 and the number. From any mobile phone, +423 works everywhere.

When you call out through Smart Messaging, the person you call sees your Liechtenstein number — which makes Liechtensteiner customers far more likely to pick up.

How to get a Liechtenstein number

Choose a +423 number from the live list above.
Sign up with your email and top up your wallet in stablecoins.
Start receiving SMS and calls as soon as the number is active — usually within minutes.

Who uses Liechtenstein numbers

Startups testing demand in Liechtenstein
Consultants serving Liechtensteiner clients from abroad
A dedicated line for WhatsApp Business or Telegram
Two-factor authentication for business accounts
Liechtensteiner diaspora staying reachable at home
Outbound sales with a local caller ID

Paying from Liechtenstein or anywhere else

No Liechtensteiner bank card needed: fund your wallet with USDT or USDC from any exchange or wallet, and each renewal is taken from your balance automatically.

7-day replacement guarantee

Every Liechtenstein number comes with a 7-day replacement guarantee. If it doesn't work for you — WhatsApp, Telegram, Google, Facebook or any other app won't accept it, or codes don't arrive — replace it with a new +423 number in one click from your dashboard, free.

Prefer a refund instead? As long as the number is still unused (no calls, no SMS), one click within 7 days returns the full amount to your wallet.

Liechtenstein phone numbers — FAQ

Is this a real Liechtenstein phone number?

Yes — a genuine Liechtenstein number with the +423 country code. It rings and receives texts like any other Liechtensteiner line.

Can I use a Liechtenstein number for WhatsApp, Telegram or Instagram?

Yes — every Liechtenstein number receives the SMS and calls WhatsApp, Telegram, Instagram, Facebook and Google use for verification. If an app ever doesn't accept your number, we replace it free within 7 days.

How much does a Liechtenstein phone number cost?

Liechtenstein numbers start at just $1.80 per month on our annual plan ($21.60 billed once a year). Setup is free, and every plan includes unlimited incoming SMS and calls, 500 SMS and 1,000 minutes a month.

What's included with a Liechtenstein number?

Unlimited incoming SMS and calls, 500 outgoing SMS and 1,000 outgoing minutes per month, plus SIP credentials, call forwarding and the browser dialer.

Do I need to live in Liechtenstein to get a +423 number?

No. You can order a Liechtenstein number online with just an email address and use it from any country.

How long can I keep my Liechtenstein number?

For as long as you want. It renews automatically from your wallet — keep auto-renew on and the number stays yours year after year.

What is the country code for Liechtenstein?

The international dialing code for Liechtenstein is +423, followed by a 7–9-digit national number. From the US dial 011 423; from most other countries 00 423.

How many Liechtenstein numbers are available?

30 right now (15 mobile, 15 local). Stock changes daily — the list at the top of this page is live.

How quickly is the number activated?

Most numbers are activated within minutes of payment. The full number and SIP credentials appear in your dashboard as soon as it's live.

What if the number doesn't work for me?

You're covered twice: our 7-day replacement guarantee swaps it for a new number free (up to 2 times), and if the number is unused you can instead get a full refund within 7 days — no questions asked.

Which number types are available in Liechtenstein?

Right now: mobile, local. Stock is shown live on this page, and every type includes the same allowances and the 7-day replacement guarantee.

Can I receive calls on a Liechtenstein number as well as SMS?

Yes. Incoming calls are unlimited, just like incoming SMS. Calls ring in the web dialer in your dashboard, in any SIP app or PBX, or on a phone you forward them to.