Liechtenstein flag LI

How to Call Liechtenstein from the United States

Country code +423 — Dial 011 423 66X XXX XXX from a US landline or +423 66X XXX XXX from a mobile phone.

+423
Liechtenstein Country Code

What to Dial

  1. 1Dial 011 from a US landline, or + from a mobile (hold the 0 key).
  2. 2Dial 423, the country code of Liechtenstein.
  3. 3Dial the number: 7 or 9 digits for mobiles and 7 for landlines.
Calling a… Written in Liechtenstein From a US landline From a cell phone
Mobile 66X XXX XXX 011 423 66X XXX XXX +423 66X XXX XXX
Landline 234 XX XX 011 423 234 XX XX +423 234 XX XX

X stands for any digit. Mobile numbers start with 64–66, 73–75 or 77–79. More number types: Liechtenstein phone number format.

Mobile or Landline?

Liechtenstein had 129 mobile subscriptions and 24.8 landlines per 100 people in 2024. Most people you call will be on a mobile, so ask for their mobile number and check what your plan charges for calls to Liechtenstein mobiles.

Source: World Bank (ITU).

Calling Tips for Liechtenstein

Best Time to Call

To reach someone between 9 AM and 8 PM in Vaduz, call between 3:00 AM–2:00 PM EST (12:00 AM–11:00 AM PST). Liechtenstein changes its clocks for daylight saving time.

Liechtenstein is on UTC+1, 6 hours ahead of US Eastern Time right now.

Cost Saving Tips

  • VoIP services such as Google Voice or Vonage usually charge less per minute than a carrier's standard international rate.
  • WiFi calling apps (WhatsApp, Viber, FaceTime) are free when both parties have the app.
  • Check your carrier's international plan — many offer add-on packages.

Time Difference

US Eastern (EST)
--:--
UTC-5
+6h
Liechtenstein
--:--
UTC+1

Frequently Asked Questions

How do I call Liechtenstein from the US?
From a US landline, dial 011, then 423, then the number: 011 423 66X XXX XXX for a mobile. From a cell phone, dial +423 66X XXX XXX.
How many digits is a phone number in Liechtenstein?
7 or 9 digits for mobiles and 7 for landlines after the country code +423. Mobile numbers start with 64–66, 73–75 or 77–79.
What time should I call Liechtenstein from the US?
Liechtenstein is 6 hours ahead of New York (UTC+1 in Vaduz). To reach someone between 9 AM and 8 PM there, call between 3:00 AM–2:00 PM EST, or 12:00 AM–11:00 AM PST on the West Coast. Liechtenstein uses daylight saving time, so the difference changes during the year.
How do people in Liechtenstein call the US?
They dial the exit code 00, then 1 and the 10-digit US number: 00 1 XXX XXX XXXX, or +1 from a mobile.
How much does it cost to call Liechtenstein?
It depends on your plan: many US plans charge per minute for international calls, and calls to Liechtenstein mobiles often cost more than calls to landlines. Internet calling apps are free when both people have the same app.
Liechtenstein Quick Info
Country Code +423
ISO Code LI
Capital Vaduz
Time Zone UTC+1
Exit Code (US) 011
Full Country Profile
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